直埋线路与低压电力杆、通信杆、广播杆之间平行隔距不小于（）米。

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。

直埋线路的维护工作包括那些方面？

树根具有泄流作用，因此直埋线缆与高于（）的孤立树干的距离一般应在标准防雷净距上再增加5m。

直埋线路的埋深应符合标准埋深规定的要求，最浅不得小于标准埋深的（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

直埋线路与房屋建筑红线（或基础）平行时的最小隔距为（）米。