如何计算尺寸链中的封闭环？能不能说尺寸链中未知的环就是封闭环？

在尺寸链中，其余各环不变，如果某环尺寸减小，则封闭环尺寸相应减小，那么该环是（）。

在尺寸链中，（）一般不以封闭环的形式出现。

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。

尺寸链中除封闭环以外的其余尺寸称为（）。

一个尺寸链中，可以有一个或多个封闭环。