地表流水的地质作用及坡积土、洪积土、冲积土及工程地质特征。

洪积扇（洪积土）的工程地址特征？

在洪积扇地区，从山前到平原区，含水层的结构、渗透性和地下水运动特征如何变化？

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.

为什么把系统科学作为环境地质学的基础理论？

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。

丹霞地貌形成的地质基础与外在条件。