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。

硅铁单耗高低与焦炭有什么关系？

提出立法、司法、行政、考试和监察工权分立思想的是（），他建立了五院分立制度。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

硅铁冶炼的基本反应，是利用铁质还原剂中的铁将硅石中二氧化硅中的硅还原出来的反应。

为什么硅铁成份只有中硅（含硅45%）和高硅（含硅75%）而没有中间成份？

采用硅铁粉进行扩散脱氧对硅铁粉的含Si量无要求。

有色金属冶炼冶炼烟气中常含有有害气体是（）。

电渣重熔冶炼不属于电炉冶炼。