However, because of various reasons, the preparatoryprocess is often a formality.
然而由于种种原因,前置程序往往徒具形式。
2
The paper analyses the changing regularity of yarn hairiness on preparatoryprocess, determining factors and method of reducing hairiness.
分析了准备工序纱线毛羽变化规律和影响因素,提出减少毛羽的措施。
3
Based on the effectiveness, this article elaborated mainly practice process, which is the preparatoryprocess, the implementation process and the evaluation process.