同义词
1)DVDSV Differential Vacuum Delay Separator Valve,差压真空延迟隔离阀2)VDV Vacuum Delay Valve,真空延迟阀3)DVD Differential Delay Valve,差压延迟阀4)VRDV Vacuum Retard Delay Valve,真空阻尼延迟阀5)VDV Vacuum Differential Valve,真空差压阀6)DVDV Distributor Vacuum Delay Valve,分电盘真空延迟阀
