探讨了涂层残余应力的产生机理，综述了当前残余应力的典型理论模型，并分析了残余应力诱导的涂层失效行为。
The mechanism of coating residual stress generation was discussed, typical theoretical models at present were summarized, and coating failure behaviors induced by residual stresses were also analyzed.
探讨了离心式制冷机组性能下降的具体表现、产生机理和处理方法。
Discusses the concrete performance, causing mechanism and solving method of the performance descent of centrifugal refrigerating unit.
目的：探讨中、晚期肝癌变异、寄生性供血的产生机理。
Purpose: Study the mechanism of variation and parasitic blood supply in advanced hepatic cancers.
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