简述新月形沙丘的形成过程。

CT示颅骨下新月形高密度病灶（）。

哪种人疟原虫有新月形配子体（）

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。

晶状体为新月形凸透镜。

西亚文明的发源地是（）和两河流域的新月形地带。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。