覆盖延伸系统巡检CQT测试中，定点CQT测试人员在每个测试点的做呼叫的次数为（）

在民用核承压设备检验技术考试的两门考试中，成绩均在70分以上，而总评成绩达不到80分（不及格）时，则对其中成绩低于80分的部分在（）内允许补考一次，若补考后仍达不到总评合格成绩，则全部考试项目均需要重考。

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（）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

已知：（1）若甲和乙都参加自学考试，则丙不参加自学考试。（2）只有乙参加自学考试，丁才会参加自学考试。（3）甲和丙都参加了自学考试。问：乙和丁是否参加了自学考试？请写出推导过程。

在考试过程中或在考试结束后发现违犯考试规定的，应认定相关的考生实施了考试作弊，给予留校察看处分，下列哪项不属于此处分范围的（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。