（《中华人民共和国劳动法》规定，国家发展社会保险事业，建立社会保险制度，设立社会保险基金，使劳动者在（）等情况下获得帮助和补偿。

《劳动法》第七十条规定：国家发展社会保险事业，建立社会保险制度，设立社会保险基金，使劳动者在（）等情况下获得帮助和补偿。

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

The （） is used for hauling in or letting out the wires or ropes.

Vessels must be（）valid certificate of nationality or certificated of registry or license.

对于劳动者与用人单位在建立劳动关系基础之上的社会保险争议，其解决的依据是（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

劳动法最基础的法律制度是( )

我国社会主义制度赖以存在的主要物质基础是（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。