延长料管和柱塞头的使用寿命。
主要产品有VE分配泵泵头，喷油嘴，柱塞，出油阀等。
The main products are ve pump pump head distribution, injector, plunger, Valve and so on.
本发明涉及一种计量泵，具体为一种柱塞式计量泵泵头。
The invention relates to a metering pump, in particular to a plunger type metering pump.
本发明涉及一种计量泵，具体为一种柱塞式计量泵泵头。
The invention relates to a metering pump, in particular to a plunger type metering pump.
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