By doing the process testing, this paper briefly discusses the problems of quality cost met in production, and suggests the preliminary solutions to the problems.
结合生产实践，通过工艺试验，简述了在生产实践中遇到的质量成本问题，并提出了初步的解决方法。
2
Ship piping system design has five consecutive phases: preliminary design, detail design, production engineering, and system-support information.
船舶管系设计由五个连续的阶段组成：初步设计、功能设计、详细设计、生产设计和系统支持信息。
3
Anshan is preliminary already mastered production cars panel, home appliance board and food-grade steel the core of the product technology, this project can replace imported.