rotary slide valve vacuum pump adaptation_专利英汉词典
rotary slide valve vacuum pump adaptation
[专利英汉词典]
rotary slide valve vacuum pump adaptation【机械工程；照明；加热；武器；爆破】
旋转滑阀真空汞，调试
是什么意思，rotary slide valve vacuum pump adaptation的解释，rotary slide valve vacuum pump adaptation的翻译
