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一.运输制冷的产生把易变质和冷冻产品从一个大洲运往另一个大洲在过去只能是一个梦想。1938年,运输业经历了把运输卡车和拖车变为“有轮子的冰柜”的革新。那一年,
I. The Transportation Refrigeration Transporting perishable and frozen products from one continent to another has been a dream in the past. In 1938, the transportation industry underwent an innovation that transformed shipping trucks and trailers into “freezers with wheels”. That year,