The feedregulation in ring rolling is researched on the basis of production of driven bevel gear blank in back bridge of EQ140 automobile in this paper.
本文结合EQ140汽车后桥从动伞齿轮辗扩实践，对环形件辗扩工艺的进给规范进行了研究。
2
If the FDA agrees with the petition, a regulation is published in the Federal Register and 21 CFR, Part 573, Food Additives Permitted in the Feed and Drinking Water of Animals, is amended.