According to the technical route and construction process of urban cadastral database construction the quality control methods are discussed.
依据城镇地籍数据库建库的技术路线和建库过程，探讨质量控制方法。
Especially introduce process philosophy, flow sheet, rehabilitation scheme and technical route of Liaohe vis-breaking cracking unit.
重点介绍辽河减粘裂化装置的工艺原理、流程和改造方案及技术路线。
The technical route, principal raw materials, manufacture process, and property of JS Water-repelling adiabatic coating were included in this paper.
表述了JS憎水型绝热涂料的研制技术路线，主要原材料、生产工艺及技术性能。
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