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 （）.

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

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

以下属于连续梁和连续刚构特点的是（）。

钢筋混凝土偏心受压力构件是实际工程中广泛应用的（）构件之一

挂篮、移动模架、支架法等施工的连续梁及刚构等桥梁施工属于（）类方案

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

高速铁路桥梁一般均选择刚度（）的结构，如简支梁、连续梁、刚架、拱结构等，截面型式多为双线整孔箱形截面。