【单选题】03-91 (2)电梯限速器应在轿厢速度大于等于( )时动作。
【单选题】(2)电梯限速器应在轿厢速度大于等于( )时动作。
【单选题】按照我国《钢质海船入级及建造规范》规定, 在一般情况下均装有应电源。
【单选题】–Have you considered ______the job as a teacher? --Yes. I like it because a teacher is often considered ____a gardener.
【单选题】What does a firm depend on if it wants to develop and not to be thrown out of the markets? You may say the firm should have some advantages of its own to stand still in the fierce competitive battle f...
A.
They hire people with the least possible money regardless of their skills.
B.
They see skill gaining as their employees' own business.
C.
They prefer to hire self-trained workers.
D.
They only hire skilled workers because of keen employment competition.