简述生物利用度的定义。

简述德尔非法的定义与一般步骤。

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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

简述让步策略实施步骤。

简述CRM实施的具体步骤。

简述昆虫消化道的基本构造和机能。

简述昆虫马氏管的构造和机能。

机场管理机构应当尽可能（），避免昆虫和水生物的滋生。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。