It is primarily fixed in the bushing in the pump (pumptank) and placed in the pump cylinder screw, and with the active engagement of the two driven screw formed.
它主要是由固定在泵体中的衬套(泵缸)以及安插在泵缸中的主动螺杆和与其啮合的两根从动螺杆所组成。
2
Liquid level transmitter of pumptank, concentration analyzer, crossflow regulating valve and automatic crossflow model were improved and PID parameters of regulating loop were tumed.
When refuelling, drivers must complete an automatic docking procedure between nozzle and tank. Both pump and car then begin a digitally choreographed check for leaks.