俄语 ⇄ 英语

эквивалентный показатель устойчивости к точечной коррозии 强调
	it is necessary, therefore, to chose an alloy with high resistance to localized attack which is often defined as an alloy with pitting resistance equivalent (number PREN greater than 40)
石油加工厂	pitting resistance equivalent number (Yerkwantai)