pressure-and-vacuum release valve
[消防英汉词典]
pressure-and-vacuum release valve(油罐的)压力和真空释放阀
是什么意思,pressure-and-vacuum release valve的解释,pressure-and-vacuum release valve的翻译
pressure-and-vacuum release valve
[消防英汉词典]
pressure-and-vacuum release valve是什么意思,pressure-and-vacuum release valve的解释,pressure-and-vacuum release valve的翻译