问题
问答题 简答题
架空电力线路的哪些杆型应装设底盘?
答案
参考答案:
电力线路采用砼杆时,直线杆一般不装底盘,但如土质松软,电杆有可能下沉时也应装底盘。一般情况下应装设底盘的杆型如下:
(1)П型杆、分支杆(T型杆);
(2)转角杆、耐张杆、终端杆;(3)15米以上的电杆。
架空电力线路的哪些杆型应装设底盘?
参考答案:
电力线路采用砼杆时,直线杆一般不装底盘,但如土质松软,电杆有可能下沉时也应装底盘。一般情况下应装设底盘的杆型如下:
(1)П型杆、分支杆(T型杆);
(2)转角杆、耐张杆、终端杆;(3)15米以上的电杆。
用单词的适当形式填空。 | |
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1. Our English teacher always us to read English crazily. 2. When I got home yesterday, Mum the floor in the kitchen. 3. Mr Wang with his students their plans for the winter holidays at the moment. 4. At last, my father to buy me a new computer as a new year present. 5. —Are you still working on the project? —Yes, and I it in half an hour. |