Pintle nozzle是什么意思

网络释义

1)Pintle nozzle,轴针式喷嘴2)axial needle,轴针3)Need type injector,轴针式4)multi-akial knitting machine,多轴针织机5)Pintle nozzle,轴针喷油器6)pintle disperser,轴针倒锥体

Mechanical design of the device for correcting axial needle on kilowatt-hour meter;

电能表轴针校正仪的机械设计