救生设备训练手册应存放于何处?
参考答案:
每间船员餐室及文娱室,或每间船员室应配有1份符合本条要求的训练手册。
Don’t call me tomorrow evening, for I ____________to a lecture on how to keep a good state of mind when taking an exam.
A.will listen
B.should listen
C.shall listen
D.will be listening
注射模塑成型机的类型很多,但基本作用有()、()两个。