变压器呼吸器内的硅胶在干燥的情况下呈()色。
A、浅蓝
B、淡红
C、深黄
D、褐
参考答案:A
A shroud is().
A.any wire running fore-and-aft on a ship
B.any wire with a fiber core
C.a heavy wire extending from the trunk of the mast to the head of the boom
D.a heavy wire extending from the mast,atwartships to the deck,to support the mast
培训教材开发信息搜集工作的基本原则不包括:()
A.经济实用原则
B.系统性原则
C.准确性原则
D.实事求是原则