（）和（）是化工生产的首要任务，是化工生产的保障，是化工生产的保障。

In the ship construction portfolio，materials which do not conform to ASTM or ABS specifications must also include the（）.

某被评估化工设备，生产能力为月产20吨，评估时，市场上已没有相同生产能力的化工设备，但有新型同类化工设备，市场售价为150万元，其生产能力为月产30吨，经测算，该类设备的规模经济指数为0.65。求被评估化工设备的重

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。

通常石油化工生产用水中占比例最大的是（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

对某化工厂清釜工体检发现肝、脾大者多例，肝癌1例，此化工厂最可能生产（）