有些铁矿石脉石中含TiO2，对冶炼的过程影响不大。

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。

高炉冶炼对铁矿石的质量要求？

下列化学式（）为褐铁矿。

磁铁矿化学式为（）。

赤铁矿化学式为（）。

菱铁矿的化学式为（），其理论含铁量为48.2%。

参加中级鉴定的人员必须是取得初级技能证书并连续工作（）年以上、或是经劳动行政部门审定的以中级技能为培养目标的技工学校以及其他学校毕业生。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。