多元混合工质节流低温制冷
mixed refrigerant Joule Thomson refrigeration
multi component J T cryocooler
多元可燃性混合气体
poly-ingredient flammable mixed gases
多元难混溶合金
multicomponent immiscible alloy
多组分混合工质
multi-component mixed operating media
二次衬砌混凝土
secondary lining concrete
二次混凝土安全壳
concrete secondary containment
多元混合工质
Multicomponent mixed-refrigerant
Mulitcomponent mixed-refrigerants
multicomponent mixture
二分流双加热混捏机组
Two-shunt double heat type mixer
二阶混合型方程
second order mixed equations