短語(yǔ)詞組短語(yǔ)flame e arrester 滅火器flame arrester for pipe 琯道阻火器Flame arrester breathable caps 阻火透氣帽pipeline flame arrester 琯道阻火器oil tank flame arrester 油罐阻火器stack flame arrester 菸囪出口火焰消除器Flame arrester vent plug 安全塞venting flame arrester 放空阻火器type flame arrester 耐燒型阻火器;阻暴燃型阻火器 返回 flame arrester