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.

商鞅变法是商鞅在秦国实施的改革，对战国末年秦国的崛起，发挥了重要的作用。商鞅变法的时间是：（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

商鞅变法是战国时期最大的变法。他的变法措施中体现了（）

商鞅变法是我国战国时期效果最显著的变法。下列选项属于该变法内容的是（）

战国时期，各国出现了一系列变法运动。这些变法运动是周王室为了巩固“率土之滨莫非王臣”的地位。

春秋战国时期各诸侯国开展变法运动的深刻根源是（）

简述春秋战国时期改革变法的背景。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。