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。

研究表明，学习成功的学生往往对学习抱积极态度，而学习遭受挫折的学生对学习抱消极态度。能对这种态度做出合理解释的是（）。

某研究者进行了一项关于某厂机动车辆事故的调查研究，共调查了该厂发生事故的工人171例，未发生伤害事故的工人352例。计算了各种危险因素的OR值。发现路口的照度可影响事故的发生。该项研究属于

某企业某车间月初在产品成本为2000元，本月耗用材料40000元，生产工人工资8000元，车间管理人员工资4000元，车间水电费4000元，月末在产品生产成本4400元，则该车间本月完工产品成本总额为( )元。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。