检测节点
| 区域/运营商 | 响应最快 | 响应最慢 | 平均响应 |
|---|---|---|---|
| 全部 | 广东东莞联通13.143ms | -294.611ms | 88.171ms |
| 电信 | -119.863ms | -294.611ms | 166.615ms |
| 移动 | 广东汕头移动24.928ms | 江西南昌移动143.929ms | 67.545ms |
| 联通 | 广东东莞联通13.143ms | 黑龙江大庆联通124.61ms | 47.892ms |
| 华东 | 福建福州联通23.237ms | -147.596ms | 85.747ms |
| 华北 | 内蒙古呼和浩特联通49.31ms | -157.3ms | 90.845ms |
| 华南 | 广东东莞联通13.143ms | -119.863ms | 46.534ms |
| 华中 | 湖北宜昌联通36.695ms | 湖北襄阳移动61.307ms | 49.001ms |
| 西北 | 甘肃兰州移动79.013ms | 甘肃兰州移动79.013ms | 79.013ms |
| 西南 | 重庆联通34.435ms | -294.611ms | 134.822ms |
| 东北 | 吉林长春联通56.603ms | 黑龙江大庆联通124.61ms | 82.53ms |
|
检测点
运营商
检测节点
|
解析IP | 丢包率 |
最大时间 |
最小时间 |
平均时间 |
操作 |
|---|---|---|---|---|---|---|
|
电信
浙江
|
154.205.80.78 (香港香港GNET INC.) | 80% | 147.596 ms | 147.596 ms | 147.596 ms |
发送:5 接收:1 包大小:64 详情:
PING cnsafeit.com (154.205.80.78): 56 data bytes 64 bytes from 154.205.80.78: seq=2 ttl=47 time=147.596 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 1 packets received, 80% packet loss round-trip min/avg/max = 147.596/147.596/147.596 ms |
|
电信
广东
|
154.205.80.78 (香港香港GNET INC.) | 40% | 120.406 ms | 119.328 ms | 119.863 ms |
发送:5 接收:3 包大小:64 详情:
PING cnsafeit.com (154.205.80.78): 56 data bytes 64 bytes from 154.205.80.78: seq=0 ttl=49 time=120.406 ms 64 bytes from 154.205.80.78: seq=2 ttl=49 time=119.857 ms 64 bytes from 154.205.80.78: seq=3 ttl=49 time=119.328 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 3 packets received, 40% packet loss round-trip min/avg/max = 119.328/119.863/120.406 ms |
|
电信
四川
|
154.205.80.78 (香港香港GNET INC.) | 60% | 149.179 ms | 147.838 ms | 148.508 ms |
发送:5 接收:2 包大小:64 详情:
PING cnsafeit.com (154.205.80.78): 56 data bytes 64 bytes from 154.205.80.78: seq=3 ttl=48 time=149.179 ms 64 bytes from 154.205.80.78: seq=4 ttl=48 time=147.838 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 2 packets received, 60% packet loss round-trip min/avg/max = 147.838/148.508/149.179 ms |
|
电信
山西
|
154.205.80.78 (香港香港GNET INC.) | 60% | 157.339 ms | 157.261 ms | 157.3 ms |
发送:5 接收:2 包大小:64 详情:
PING cnsafeit.com (154.205.80.78): 56 data bytes 64 bytes from 154.205.80.78: seq=1 ttl=48 time=157.339 ms 64 bytes from 154.205.80.78: seq=3 ttl=48 time=157.261 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 2 packets received, 60% packet loss round-trip min/avg/max = 157.261/157.300/157.339 ms |
|
电信
云南
|
154.205.80.78 (香港香港GNET INC.) | 80% | 156.448 ms | 156.448 ms | 156.448 ms |
发送:5 接收:1 包大小:64 详情:
PING cnsafeit.com (154.205.80.78): 56 data bytes 64 bytes from 154.205.80.78: seq=1 ttl=48 time=156.448 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 1 packets received, 80% packet loss round-trip min/avg/max = 156.448/156.448/156.448 ms |
|
电信
贵州
|
154.205.80.78 (香港香港GNET INC.) | 80% | 294.611 ms | 294.611 ms | 294.611 ms |
发送:5 接收:1 包大小:64 详情:
PING cnsafeit.com (154.205.80.78): 56 data bytes 64 bytes from 154.205.80.78: seq=3 ttl=49 time=294.611 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 1 packets received, 80% packet loss round-trip min/avg/max = 294.611/294.611/294.611 ms |
|
电信
安徽
|
154.205.80.78 (香港香港GNET INC.) | 80% | 141.981 ms | 141.981 ms | 141.981 ms |
发送:5 接收:1 包大小:64 详情:
PING cnsafeit.com (154.205.80.78): 56 data bytes 64 bytes from 154.205.80.78: seq=0 ttl=48 time=141.981 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 1 packets received, 80% packet loss round-trip min/avg/max = 141.981/141.981/141.981 ms |
|
移动
海南
|
154.205.80.78 (香港香港GNET INC.) | 20% | 28.844 ms | 27.868 ms | 28.201 ms |
发送:5 接收:4 包大小:64 详情:
PING cnsafeit.com (154.205.80.78): 56 data bytes 64 bytes from 154.205.80.78: seq=0 ttl=49 time=28.844 ms 64 bytes from 154.205.80.78: seq=1 ttl=49 time=28.226 ms 64 bytes from 154.205.80.78: seq=3 ttl=49 time=27.868 ms 64 bytes from 154.205.80.78: seq=4 ttl=49 time=27.868 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 4 packets received, 20% packet loss round-trip min/avg/max = 27.868/28.201/28.844 ms |
|
移动
安徽六安
|
154.205.80.78 (香港香港GNET INC.) | 0% | 60.082 ms | 48.722 ms | 51.875 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=50 time=51.130 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=50 time=48.722 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=50 time=60.082 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=50 time=50.030 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=50 time=49.411 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4124ms rtt min/avg/max/mdev = 48.722/51.875/60.082/4.179 ms |
|
移动
甘肃兰州
|
154.205.80.78 (香港香港GNET INC.) | 0% | 115.731 ms | 69.359 ms | 79.013 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=48 time=71.056 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=48 time=115.731 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=48 time=69.465 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=48 time=69.458 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=48 time=69.359 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4130ms rtt min/avg/max/mdev = 69.359/79.013/115.731/18.369 ms |
|
移动
广东汕头
|
154.205.80.78 (香港香港GNET INC.) | 0% | 25.634 ms | 24.58 ms | 24.928 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=50 time=25.634 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=50 time=24.838 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=50 time=24.784 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=50 time=24.805 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=50 time=24.580 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4087ms rtt min/avg/max/mdev = 24.580/24.928/25.634/0.364 ms |
|
移动
黑龙江齐齐哈尔
|
154.205.80.78 (香港香港GNET INC.) | 0% | 68.088 ms | 64.947 ms | 66.377 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=50 time=68.088 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=50 time=65.767 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=50 time=66.440 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=50 time=64.947 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=50 time=66.646 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4155ms rtt min/avg/max/mdev = 64.947/66.377/68.088/1.041 ms |
|
移动
湖北襄阳
|
154.205.80.78 (香港香港GNET INC.) | 0% | 62.77 ms | 60.65 ms | 61.307 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=49 time=62.770 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=49 time=61.128 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=49 time=60.924 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=49 time=61.062 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=49 time=60.650 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4160ms rtt min/avg/max/mdev = 60.650/61.307/62.770/0.749 ms |
|
移动
江苏淮安
|
154.205.80.78 (香港香港GNET INC.) | 0% | 50.341 ms | 44.645 ms | 46.51 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=51 time=46.780 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=51 time=45.493 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=51 time=50.341 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=51 time=45.291 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=51 time=44.645 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4101ms rtt min/avg/max/mdev = 44.645/46.510/50.341/2.037 ms |
|
移动
江西南昌
|
154.205.80.78 (香港香港GNET INC.) | 0% | 394.967 ms | 38.85 ms | 143.929 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=50 time=204.679 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=50 time=394.967 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=50 time=41.195 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=50 time=39.954 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=50 time=38.850 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4133ms rtt min/avg/max/mdev = 38.850/143.929/394.967/140.795 ms |
|
移动
山西忻州
|
154.205.80.78 (香港香港GNET INC.) | 0% | 70.634 ms | 63.906 ms | 65.926 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=50 time=66.481 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=50 time=70.634 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=50 time=64.512 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=50 time=63.906 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=50 time=64.095 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4152ms rtt min/avg/max/mdev = 63.906/65.926/70.634/2.526 ms |
|
移动
四川攀枝花
|
154.205.80.78 (香港香港GNET INC.) | 0% | 80.431 ms | 66.072 ms | 70.981 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=50 time=80.431 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=50 time=66.566 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=50 time=66.072 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=50 time=66.308 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=50 time=75.526 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4094ms rtt min/avg/max/mdev = 66.072/70.981/80.431/5.922 ms |
|
移动
西藏拉萨
|
154.205.80.78 (香港香港GNET INC.) | 0% | 104.527 ms | 103.335 ms | 103.95 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=48 time=104.527 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=48 time=103.335 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=48 time=103.871 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=48 time=103.953 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=48 time=104.061 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4198ms rtt min/avg/max/mdev = 103.335/103.950/104.527/0.382 ms |
|
联通
福建福州
|
154.205.80.78 (香港香港GNET INC.) | 0% | 24.311 ms | 22.765 ms | 23.237 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=49 time=24.311 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=49 time=23.279 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=49 time=22.981 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=49 time=22.851 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=49 time=22.765 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4122ms rtt min/avg/max/mdev = 22.765/23.237/24.311/0.564 ms |
|
联通
广东东莞
|
154.205.80.78 (香港香港GNET INC.) | 0% | 15.628 ms | 12.108 ms | 13.143 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=51 time=13.459 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=51 time=15.628 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=51 time=12.108 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=51 time=12.362 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=51 time=12.156 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4113ms rtt min/avg/max/mdev = 12.108/13.143/15.628/1.336 ms |
|
联通
黑龙江大庆
|
154.205.80.78 (香港香港GNET INC.) | 0% | 215.34 ms | 62.648 ms | 124.61 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=50 time=215.340 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=50 time=168.091 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=50 time=113.193 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=50 time=62.648 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=50 time=63.776 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4153ms rtt min/avg/max/mdev = 62.648/124.610/215.340/59.653 ms |
|
联通
湖北宜昌
|
154.205.80.78 (香港香港GNET INC.) | 0% | 38.281 ms | 35.12 ms | 36.695 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=48 time=37.104 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=48 time=38.281 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=48 time=35.120 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=48 time=36.567 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=48 time=36.403 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4097ms rtt min/avg/max/mdev = 35.120/36.695/38.281/1.026 ms |
|
联通
吉林长春
|
154.205.80.78 (香港香港GNET INC.) | 0% | 57.45 ms | 56.051 ms | 56.603 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=49 time=57.450 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=49 time=56.575 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=49 time=56.223 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=49 time=56.051 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=49 time=56.716 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4060ms rtt min/avg/max/mdev = 56.051/56.603/57.450/0.485 ms |
|
联通
内蒙古呼和浩特
|
154.205.80.78 (香港香港GNET INC.) | 0% | 54.463 ms | 47.672 ms | 49.31 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=50 time=54.463 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=50 time=48.631 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=50 time=47.718 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=50 time=48.068 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=50 time=47.672 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4098ms rtt min/avg/max/mdev = 47.672/49.310/54.463/2.599 ms |
|
联通
山东烟台
|
154.205.80.78 (香港香港GNET INC.) | 0% | 46.166 ms | 44.532 ms | 45.1 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=49 time=46.166 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=49 time=44.532 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=49 time=45.145 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=49 time=44.644 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=49 time=45.015 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4147ms rtt min/avg/max/mdev = 44.532/45.100/46.166/0.579 ms |
|
联通
重庆
|
154.205.80.78 (香港香港GNET INC.) | 0% | 35.211 ms | 33.648 ms | 34.435 ms |
发送:5 接收:5 包大小:64 详情:
PING cnsafeit.com (154.205.80.78) 56(84) bytes of data. 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=1 ttl=49 time=34.824 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=2 ttl=49 time=35.211 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=3 ttl=49 time=34.100 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=4 ttl=49 time=34.395 ms 64 bytes from cnsafeit.com (154.205.80.78): icmp_seq=5 ttl=49 time=33.648 ms --- cnsafeit.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4065ms rtt min/avg/max/mdev = 33.648/34.435/35.211/0.545 ms |
查询结果仅供参考,不保证100%准确。
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