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.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

八年级新学期开始，某教师为制定新学期生物学教学的详细计划，对学生七年级所学生物学内容进行了摸底考试,这样的考试属于（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

灭鼠的方法主要有：转基因法灭鼠、生态灭鼠、鼠药灭鼠。

灌洞灭鼠、水淹灭鼠、超声波灭鼠等方法属（）。

灭鼠一般分为（），化学灭鼠和生态灭鼠四类。