降低公务员的职务，一般一次只降低一级。（）

国家公务员的降职，是指国家公务员所任职务的下降，它一般意味着公务员在行政部门职位结构中所处位置的降低，（）和责任范围的缩小以及工资、福利等方面待遇的相应减少。

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.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

公务员在定期考核中被确定为不称职的，按照规定程序降低一个职务层次任职。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。