在具有6个结点的无向简单图中，当边数最少为（）条时，才能确保该图一定的连通图。

一个简单无向连通图,有N个结点,M条边,则边数M的最大值为( ),边数M的最小值为( )。

(多选题)一个简单无向连通图,有N个结点,M条边,则边数M的最大值为( ),边数M的最小值为( )。

一个有n个结点的图，最少有（  ）个连通分量。

n个顶点的强连通有向图G，最多有（）条边，最少有（）边。强连通图即是任何两个顶点之间有路径相通，当所有结点在一个环上时，必定是强连通图。

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。