R290造句怎麼寫

Ivestigation on Flow Boiling Heat Transfer Characteristics of R290 and R404A in Horizontal Microfin Tube;

OPTIMIZATION OF ROTARY COMPRESSOR FOR AIR-CONDITIONER USING R290 TO REPLACE R22

An Experimental Study of Cascade Refrigerating Cycle with Natural Working Fluids R290 and CO_2;

The Experimental Study on Alternative Refrigerant R290 Used in Small Commercial Cabinet

Stability experiments on binary mixture refrigrant of CO_2/R290

Experimental study on R744/R290 in low-temperature circuit of cascade refrigeration system