The controlling principle of process technology parameters is expounded. The influence of the structure and technology parameters on the quality of spiral wound gaskets is investigated.
简述了缠绕式垫片生产过程中工艺参数的控制原理，结构和工艺参数对产品质量的影响。
The computation method for the parameters of mechanics, technology and structure in op bending straightening are derived.
给出反弯校直过程中的力参数、工艺参数和结构参数的计算方法。
Described are the technical parameters, features, structure and key technology research on the new type cool plate refrigerator car.
介绍了新型冷板冷藏车的技术参数、特点、车辆构造及关键技术研究。
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