用“expander”造句大全，expander造句
bendbarexpanderbowexpanderrollerKnowwellabouttheexpanderprocess,andcanensuretheexpanderpearlquality;Nagativeexpanderformulasstartedtoincludesuchitemsofwood,aswooddustorwoodflour.Thefluegasturbine-expa...
用“gas expander”造句大全，gas expander造句
AnalysisofstressandlifeofrotordiskofFCCfluegasexpanderCatalystattritionandcatalystfinepowdercontentarereducedaswell,anditisfavorableforfluegasexpanderoperation.Bothfeaturesandstructuresofheinnercircle...