The utility model has the advantages that the utility model can press foaming polyurethane soles, and a plurality of circular holes in shoes can be molded.
本实用新型的优点是，可以压制发泡聚胺酯鞋底，并可使鞋内面若干个圆孔成型。
2
Combining practical matters, a method of the stress calculation of circular ring plates under press loading using flat circular plates formula was introduced.
本文结合实际问题，给出了利用《应力应变公式》中的等厚平圆板公式对受压环板应力的理论计算方法。
3
Press a hot key, and a circular launcher appears all around your cursor.