【单选题】《劳动合同法》立法宗旨的核心是:( )。
【简答题】机床夹具最基本的组成部分是 元件、夹紧装置和 。
【简答题】机床夹具最基本的组成部分是 _ _ 元件、夹紧装置和夹具体
【单选题】The underwater listening system was originally designed ______.
A.
to trace and locate enemy vessels
B.
to monitor deep-sea volcanic eruptions
C.
to study the movement of ocean currents
D.
to replace the global radio communications network
【单选题】完善劳动合同制度,明确( )的权利和义务是劳动合同法的立法宗旨与作用之一。