开环频域性能指标中的相角裕度对应时域性能指标( )

开环频域性能指标中的相角裕度对应时域性能指标( ) 。

若某最小相位系统的相角裕度γ＞0°，则下列说法正确的是（）。

关于自动控制系统相角裕度和幅值裕度的描述，正确的是（　　）。[2011年真题]

关于自动控制系统相角裕度和幅值裕度的描述，正确的是（　　）。[2011年真题]

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。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。