According to JGJ46 88 the safety technique codes of temporary using electricity in construction site the paper illustrates the choose principle of protective zero terminating in construction site.
根据JGJ 46 88施工现场临时用电安全技术规范，说明了施工现场保护接零的选用原则。
The development of a direct action Safety interlock device controlled by using machine and electricity is introduced.
介绍了一种机电控制直接作用式快开门压力容器安全连锁装置的研制过程。
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