抗爆等级 meaning in English

antiknock rating

Abstract : the characteristics of the central control room in the r efinery were analyzed . it was pointed out that the control room should adopt expl osion - proof constructure . rules to determine anti - explosion grade was explored
文摘:分析了炼油厂目前中心控制室的特点，指出中心控制室应采用抗爆结构，探讨了抗爆等级的确定原则，提出了圆筒形和方形、半圆形壳体、椭圆形壳体和地下式共四种抗爆形式，并进行了对比。