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【单选题】
长距离输电线路钢塔架(铁塔)基础施工测量中,当采用钢尺量距时,其丈量长度不宜大于( )m,同时,不宜小于20m。
A.
30
B.
40
C.
60
D.
80
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参考答案:
举一反三
【简答题】1kW = W
【单选题】A . What are you doing now ? B. There is a hospital on the corner. C. We can play chess together. D. My home is opposite the hospital. E. Where do you live? (Lily and Mike are friends.) Lily: Hi, Mike...
A.
A . What are you doing now ?
B.
 There is a hospital on the corner.
C.
 We can play chess together.
D.
 My home is opposite the hospital.
E.
 Where do you live?
【单选题】选择A、B、C、D、E 五个句子完成以下对话。 A . What are you doing now ? B. There is a hospital on the corner. C. We can play chess together. D. My home is opposite/cross from the hospital. E. Where do you live? (Lily an...
A.
 What are you doing now?
B.
There is a hospital on the corner.
C.
We can play chess together.
D.
My home is opposite the hospital.
E.
Where do you live?
【单选题】(Lily and Mike are friends.) Lily: Hi, Mike. Mike: Hi, Lily. Lily: ___1___ Mike: I ’m watching TV. Lily: Do you want to come over to my house. ___2___ Mike: That ’s a good idea. ___3___ Lily: It ’s on...
A.
A . What are you doing now ?
B.
 There is a hospital on the corner.
C.
 We can play chess together.
D.
 My home is opposite the hospital.
E.
 Where do you live?
【单选题】网络交换机中,VLAN的功能是用于()。
A.
计算交换机之间的最佳路径
B.
将网络中的交换机连接在一起
C.
将网络划分为具有类似通信需求的计算机组
D.
降低成本
【简答题】阅读对话,判断正(T)误(F)。 It's sunny today. The sky is blue. Lily and Mike are in the park now. Lily: Oh, it's beautiful! I want to take a picture here. May I have your camera? Mike: Sure. May I take your pict...
【单选题】网络交换机中,VLAN的功能是用于
A.
计算交换机之间的最佳路径
B.
降低成本
C.
将网络划分为具有类似通信需求的计算机组
D.
将网络中的交换机连接在一起
【判断题】在网络交换机的功能中,生成树协议用于为网络划分为具有类似通信需求的计算机组。
A.
正确
B.
错误
【单选题】A . What are you doing now ? B. There is a hospital on the corner. C. We can play chess together. D. My home is opposite the hospital. E. Where do you live? (Lily and Mike are friends.) Lily: Hi, Mike...
A.
What are you doing now ?
B.
 There is a hospital on the corner.
C.
 We can play chess together.
D.
 My home is opposite the hospital.
E.
 Where do you live?
【单选题】(Lily and Mike are friends.) Lily: Hi, Mike. Mike: Hi, Lily. Lily: ___1___ Mike: I ’m watching TV. Lily: Do you want to come over to my house. ___2___ Mike: That ’s a good idea. ___3___ Lily: It ’s on...
A.
A . What are you doing now ?
B.
 There is a hospital on the corner.
C.
 We can play chess together.
D.
 My home is opposite the hospital.
E.
 Where do you live?
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