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【多选题】
在波分维护工作中，下面描述错误的是()
A.
如果某波分系统只有一个方向的个别通道出现误码，则该误码的产生一定与主光路无关
B.
分/合波单板均是无源器件，所以现场维护需关注该类单板上的性能和告警数据
C.
光放大板有四个重要的性能参数：输入输出光功率、工作电流和背光电流，日常维护应该定期查询这四个性能参数，并进行对比分析，及时发现和排除隐患
D.
本端SDH设备产生的B1误码在LWF单板上进行检测，对端LWF接收后可以纠错
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参考答案：
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【简答题】I think the best place to go on Sunday is the zoo. When you are 1 , you can go there with your family. 2 the zoo, there are many animals: elephants, deer, 3 , rabbits and other animals. Elephants are ...
查看完整题目与答案
【多选题】散剂的质量检查项目主要有( )
A.
外观
B.
粒度
C.
干燥失重
D.
融变时限
E.
脆碎度
查看完整题目与答案
【单选题】Sunday is the ______ day of the week. [     ]
A.
one
B.
first
C.
oneth
D.
onest
查看完整题目与答案
【多选题】美国管理学家罗伯特•卡兹认为主管人员应具备的技能有:
A.
技术能力
B.
策划能力
C.
人事能力
D.
认识能力
查看完整题目与答案
【判断题】The oldest daily newspaper is The Times and the oldest Sunday is The Observer.
A.
正确
B.
错误
查看完整题目与答案
【简答题】我国宪法规定，土地的什么权可以依照法律的规定转让?
查看完整题目与答案
【单选题】The origin of English weekSunday means "sun's day" in ancient English (the day of the sun). For Christians, Sunday is the sabbath, because Jesus's resurrection is on Sunday. Around three hundred A. D....
A.
Sunday is the sabbath, because Jesus's resurrection is not on Sunday.
B.
Tuesday is evolved from the ancient English word Thor.
C.
Friday is an unlucky day for the Nordic people.
D.
Friday is an unlucky day for the Christians.
查看完整题目与答案
【单选题】My father is very busy, and Sunday is the only day_______he can relax.
A.
where
B.
that
C.
which
D.
when
查看完整题目与答案
【单选题】The origin of English weekSunday means "sun's day" in ancient English (the day of the sun). For Christians, Sunday is the sabbath, because Jesus's resurrection is on Sunday. Around three hundred A. D....
A.
Sunday is the sabbath, because Jesus's resurrection is not on Sunday.
B.
Tuesday is evolved from the ancient English word Thor.
C.
Friday is an unlucky day for the Nordic people.
D.
Friday is an unlucky day for the Christians.
查看完整题目与答案
【单选题】Sunday is the _______day of the week. [     ]
A.
seventh
B.
sixth
C.
first
D.
second
查看完整题目与答案
相关题目：
【简答题】I think the best place to go on Sunday is the zoo. When you are 1 , you can go there with your family. 2 the zoo, there are many animals: elephants, deer, 3 , rabbits and other animals. Elephants are ...
查看完整题目与答案
【多选题】散剂的质量检查项目主要有( )
A.
外观
B.
粒度
C.
干燥失重
D.
融变时限
E.
脆碎度
查看完整题目与答案
【单选题】Sunday is the ______ day of the week. [     ]
A.
one
B.
first
C.
oneth
D.
onest
查看完整题目与答案
【多选题】美国管理学家罗伯特•卡兹认为主管人员应具备的技能有:
A.
技术能力
B.
策划能力
C.
人事能力
D.
认识能力
查看完整题目与答案
【判断题】The oldest daily newspaper is The Times and the oldest Sunday is The Observer.
A.
正确
B.
错误
查看完整题目与答案
【简答题】我国宪法规定，土地的什么权可以依照法律的规定转让?
查看完整题目与答案
【单选题】The origin of English weekSunday means "sun's day" in ancient English (the day of the sun). For Christians, Sunday is the sabbath, because Jesus's resurrection is on Sunday. Around three hundred A. D....
A.
Sunday is the sabbath, because Jesus's resurrection is not on Sunday.
B.
Tuesday is evolved from the ancient English word Thor.
C.
Friday is an unlucky day for the Nordic people.
D.
Friday is an unlucky day for the Christians.
查看完整题目与答案
【单选题】My father is very busy, and Sunday is the only day_______he can relax.
A.
where
B.
that
C.
which
D.
when
查看完整题目与答案
【单选题】The origin of English weekSunday means "sun's day" in ancient English (the day of the sun). For Christians, Sunday is the sabbath, because Jesus's resurrection is on Sunday. Around three hundred A. D....
A.
Sunday is the sabbath, because Jesus's resurrection is not on Sunday.
B.
Tuesday is evolved from the ancient English word Thor.
C.
Friday is an unlucky day for the Nordic people.
D.
Friday is an unlucky day for the Christians.
查看完整题目与答案
【单选题】Sunday is the _______day of the week. [     ]
A.
seventh
B.
sixth
C.
first
D.
second
查看完整题目与答案
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