The stress produced by quick cooling inside workpiece during quenching treatment is the main reason of quenching deformation.

淬火过程中的快速冷却在工件内部产生的内应力是导致淬火变形的根本原因。

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Food vacuum cooling equipment is a new type boiled food production equipment which has quick cooling rate, even cooling effect and health.

食品真空冷却装置是一种冷却速度快，冷却效果均匀、卫生的新型熟制食品生产设备。

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Our products had the advantage of quick cooling, low consumption, stable quality, attractive appearance, small size, light weight, long operating life and so on.

研发的车用运输冷藏机组、房车空调和工程车空调产品具有：制冷快、能耗低、质量稳定、外形美观、体积小、重量轻、使用寿命长等特点。

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"We now have to face the hard facts that the attempt to carry through a quick cooling-down over seven days has failed, " said Larsen.

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