同义词
1)BVSV Bimetallic Vacuum Switching Valve,双金属式真空转换阀2)VTV Vacuum Transmitting Valve,真空转换阀3)TVSV Thermostatic Vacuum Switching Valve,恒温真空转换阀4)bimetallic vacuum gauge,双层金属真空计5)bimetallic strip gage,双金属片真空计6)ASVS Air Switching Vacuum Solenoid,空气转换真空电磁阀
