safety protection earth的意思|示意

Within the protection zone for a water project, any act of blasting, sinking a well, quarrying rock, and collecting earth, which endangers the safety of the water project, shall be prohibited.

在水工程保护范围内，禁止进行爆破、打井、采石、取土等危害水工程安全的活动。

Within the scope of protection of flood control works, exploding, drilling Wells, quarrying stones, collecting earth or other operations endangering the safety of flood control works are prohibited.

在防洪工程设施保护范围内，禁止进行爆破、井、石、土等危害防洪工程设施安全的活动。

Within the scope of protection of flood control works, exploding, drilling Wells, quarrying stones, collecting earth or other operations endangering the safety of flood control works are prohibited.

在防洪工程设施保护范围内，禁止进行爆破、打井、采石、取土等危害防洪工程设施安全的活动。

This paper is to demonstrate two parameters of earth-leakage protection relevant to safety-value of operating resistance and operating time.

本文的目的在于论述与安全有关的漏电保护的两个参数——动作电阻值和动作时间。