lift pump
柯林斯詞典
1. N a pump that raises a fluid to a higher level. It usually consists of a piston and vertical cylinder with flap or ball valves in both piston and cylinder base 升液泵→compare force pump
返回 lift pump
1. N a pump that raises a fluid to a higher level. It usually consists of a piston and vertical cylinder with flap or ball valves in both piston and cylinder base 升液泵→compare force pump