关于134a的百科

• R-134a造句怎么写

• InvestigationonConvectiveBoilingHeatTransferofR-134ainHelically-coiledPipes;EXPERIMENTALINVESTIGATIONONR-134aBOILINGHEATTRANFERINMICROCHANNELWITHCAVITATIONENTRYAvapourcycleupgradewasundertakentomeettheincreasedavionicscoolingrequirement,whilealsointr...
• 2017-10-1018962