（）, 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。

承兑是（）对远期汇票表示承担到期付款责任的行为。

承兑是（）对远期汇票表示承担到期付款责任的行为。

承兑是（）对远期汇票表示承担到期付款责任的行为。

承兑是（）对远期汇票表示承担到期付款责任的行为。

承兑是指汇票付款人承诺对远期汇票承担到期付款责任的行为。我国票据法规定，自收到提示承兑汇票之日起（），付款人必须做出承兑。

F1系列PLC—OR指令表示（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。