节能型省氟里昂的小商用空调器日本三菱电机公司开发出在制冷系统中加装热交换回路的节能、省氟里昂的复式空调器。其制冷系统由压缩机、储液器、冷凝器（以上为室外机），加上两个蒸发器、两个电子膨胀阀（以上为室内机），还有新的室外的电子膨胀阀及冷凝器出口高温制冷... Energy-saving small Freon commercial air conditioner Japan’s Mitsubishi Electric Corporation has developed a refrigeration system installed in the heat exchange circuit of energy-saving, Freon’s multi-air conditioner. The refrigeration system consists of compressors, reservoirs, condensers (above for the outdoor unit), two evaporators, two electronic expansion valves (above for the indoor unit), a new outdoor electronic expansion valve and condensation Export high temperature refrigeration ...