The design method of groove system and wide extensioncoefficient formula proposed in the paper are very significant for roll forging design of other similar products.
本文提出的型槽系设计方法及展宽系数公式，对于类似产品辊锻工艺设计有普遍指导意义。
2
Advanced the mathematical model of the hydraulic components life estimation method and established the relations of the system target cleanliness to the life extensioncoefficient.
给出了现场条件下液压元件寿命估算的数学模型和系统目标清洁度与寿命延长系数的关系。
3
However, in the compression process of blocking image data, severe boundary artifact will be produced because of boundary extension and coefficient quantification.