智能和轻型3D打印机
ESPEC,Thermotron,Binder,CSZ,Memmert,ACS,TPS,CTS,CME,Envsin,Votsch Industrietechnik,Weiss Technik UK,Russells Technical Products,Climats,Scientific Climate Systems,Fentron Klimasimulation,Caron,Hastest Solutions,
针对获取-20℃以下的低温时均采用复叠式制冷循环系统,获取低温而采用两级压缩复叠制冷循环的原因: