pressure-and-vacuum release valve
[石油英汉词典]
pressure-and-vacuum release valven.呼吸阀
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
[石油英汉词典]
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