Double screw pump is a kind of double suction not airtight double screw pump.
双螺杆泵为一种双吸式非密闭的双螺杆泵。
The computing procedure of all profiles design for double screw pump has been.
介绍了双螺杆泵各类型面设计的计算机设计程序。
Vane pump: vane pump into double effect and single effect vane pump.
叶片泵：分为双效果叶片泵和单效果叶片泵。
6 double pump confluence full hydraulic steering system, easy operation, flexible, stable and reliable performance.
采用双泵合流全液压转向系统，操作轻便、灵活，性能稳定可靠。
The double acting reciprocating mud pump one time every two suction drainage action.
而双作用式泥浆泵每往复一次完成两次吸排水行动。
The double action vane pump using extensively at present has great energy waste;
目前使用广泛的双作用叶片泵存在着较大的能量浪费；
Responding to more filling, can match in sizes: single pump, double pump and four pump.
可配多个灌装头，常用的型号有：单泵机、双泵机和四泵机。
The double-acting variable-vane pump is a new type of variable pump.
双作用式变量叶片泵是一种新型变量泵。
Machine fit double cylinder and powerful mud pump.
本钻机配带双缸大功率泥浆泵。
The utility model relates to a double support structure vane pump.
一种新型双支承结构叶片泵。
The invention discloses a double-effect ground source heat pump system.
本发明公开了一种双效的地源热泵系统。
Model LS double-outlet fire pump is the Model DL pump equipped with two water-outlets.
LS型双出口消防泵即设置两个出水口的DL型泵。
Model LS double-outlet fire pump is the Model DL pump equipped with two water-outlets.
LS型双出口消防泵即设置两个出水口的DL型泵。
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