Several test conditions on viscosity number determination of polyvinyl chloride resin dilute solution were introduced,such as test temperature,fluidmeter capilary diameter,solvent concentration.是什么意思_Several test conditions on viscosity number determination of polyvinyl chloride resin dilute solution were introduced,such as test temperature,fluidmeter capilary diameter,solvent concentration.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句