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 （）.

The（）may examine or re-examine the goods or take samples from them straightaway in the absence of the consignee or the consignor whenever it considers this necessary.

（）are liable to be stoten, pilfered or may damaged due to improper handing or stowage.

为了减少离合器的磨损，压盘与摩擦片之间要有润滑油润滑。

Banks have no liability for any delay or loss caused by postal or telex failure.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

当膜片弹簧离合器的从动盘磨损，压盘前移，膜片弹跳簧对压盘的压力将（）。

汽车离合器大多是盘形摩擦离合器，按其从动盘的数目可分为单片、双片和多片离合器，多片离合器不具备的优点的是（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。