Maya支持的图象和动画格式有（）。

MAYA动画骨骼设置中，如用一个Locator对人物骨骼的膝关节进行约束，下列说法正确的是（）。

二维动画（计算机辅助动画）属于（）的计算机动画系统。

根据动画的生成方式可将计算机动画分为渐变动画和逐帧动画两种，以下说法不正确的是（）。

下面使用计算机动画制作的动画片是（）。

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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。