关于sprue的百科

• sprue造句怎么写

• "directgate,spruegate"sprue-runner-gatearearatioTheholeyouseeisthesprueholeforthetailstock,thepulley'ssprueisnotvisibleinthepicture.Withmymeasuringequipment,Icheckedthesprueandrunner.Thedesignandthecalculationmethodsoftheparameteroftheroutinemains...
• 2022-04-0828963