催化剂会诱导化学反应发生改变，而使化学反应变快或在较低的温度环境下进行化学反应。

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.

固相化学反应根据固相化学反应发生的温度分（）、（）和（）

化学反应速率的大小决定化学反应是否能够发生。

催化剂是可以改变化学反应速率的物质，但它在反应前后的质量和化学组成都发生了改变。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

苯烷基化反应的化学过程中，发生的副反应主要有：多烷基苯的生成、异构化反应、烷基转移（反烃化）反应和（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。