发现机柜有积水或内部潮湿,有可能造成短路时,首先应该采取的措施是()。 A.上报移动

题型:单项选择题

问题:

发现机柜有积水或内部潮湿,有可能造成短路时,首先应该采取的措施是()。

A.上报移动公司

B.上报代维公司管理人员

C.立刻关闭电源

D.将积水排干

考点:传输设备集客家客集客家客题库
题型:单项选择题

属于数字监视系统组成部分的是( )。

A.开关报警器

B.图像监视器

C.录像机

D.矩阵主机

E.操作盘

题型:单项选择题

阅读理解。

    I'm at Billy's birthday party. There are a lot of friends in his house. Some stand beside the table and enjoy

the snacks and drinks. There is some food on the table. I like the chocolate and the fruit very much. Billy sits

in the sofa and chats with some friends there. He wears a red T-shirt and a pair of blue jeans. He looks so cool

today. Wow! The cake is really big. There are some candles on it. Billy's friends begin to sing "Happy Birthday"

to Billy. Billy is very excited. He blows out the candles (吹蜡烛) and cuts the cake. Everyone has fun at the

party.

1. There are a lot of friends at ______ birthday party. [ ]

A. Millie's

B. Billy's

C. my

D. Jim's

2. Billy wears ______. [ ]

A. a blue T-shirt

B. a red shirt and a pair of blue jeans

C. a red T-shirt and a pair of blue jeans

D. a yellow shirt

3. Billy looks ______ today. [ ]

A. cool

B. sad

C. polite

D. helpful

题型:单项选择题

墨子与公输盘、楚王的这场斗争给予我们什么样的启示?请联系实际,谈谈你的看法。

____________________________________________________________

题型:单项选择题

木材的含水蜃同木腐菌有直接关系,一般含水量低于()时就不利于菌类生长。

A.10%

B.25%

C.35%

D.45%

题型:单项选择题

粉尘的吸附能力与粉尘颗粒的( )有关,其主要指标有吸湿性、吸毒性。

A.浓度
B.重量
C.种类
D.表面积

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