油罐内油液未淹没过(),使油泵无油可吸,应补充储油。
A、底阀
B、油气储存腔
C、齿轮阀
D、进油阀
参考答案:A
空气压缩机的型号也是空气压缩机的性能参数之一。()
_______ of taking a bribe(贿赂), the official was being investigated.[ ]
A. Cured
B. Suspected
C. Reminded
D. Informed