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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

目前物联网技术应用面临的技术挑战表现在（）

目前物联网技术应用面临的技术挑战表现在（）。

在当前世界经济全球化和国际社会相互依存的趋势不断加深的背景下，人类面临的全球性挑战来自哪些方面？

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

在（）技术方面，将解决全球能源互联网运行控制、交易管理中分析处理速度瓶颈问题，提高对海量数据的分析速度和精度，实现全球性电力调度和交易。

在新形势下，物联网数据中心的建设面临新的挑战，主要表现在（）。