某32×2.5G工程为一链型组网，发端OTU使用TWC，收端OTU使用RWC，这时测试MPI-R点λ1的光信噪比，结果为为17dB，RWC一直有少量误码产生。后用LWC代替TWC和RWC，λ1这波业务不再上报误码。为什么？
因列车内卫生不良旅客要求下车改成其他列车时，车站应为旅客办理延长有效期手续。（）
Users on the 172.17.22.0 network cannot reach the server located on the 172.31.5.0 network.The network administrator connected to console port,issued the show ip route command,and was able to ping the server.Based on the output of the show ip route command topology shown in the graphic,what is the cause of the failure?（） ["IP routing is not enabled","A static route is configured incorrectly","The network has not fully converged","The FastEthernet interface on Coffee is disabled","The routing table on Coffee has not updated","The neighbor relationship table is not correctly updated"]
同化作用
根据目前施行的学生体质测量方案，某大学女生仰卧起坐1分钟做了37个，她的体质评分属于下列哪个评分标准？（） ["优秀","良好","及格","不及格"]
有人对主耶稣说；怀你和乳养你的有福了，主怎么说的？
