This research has certain reference value for the prediction and of spherical charge on blasting cavity radius in soil.
本文的研究对土中爆炸空腔半径预测有一定的参考价值。
2
There was some reference value to similar parts with big thickness and litter bending radius.
对类似厚材料小半径卷圆零件的多工位级进模设计有一定的参考价值。
3
Principles of reasonable values and reference data of saw tooth's rake, relief, wedge angles and radius of bottom arc can be determined through finite element method of calculation and optimum design.