1·In what stables champed these sleek, nervous horses and rested the gorgeous carriages?
什么样的马厩喂养着这些漂亮机灵的马儿,停放着这些豪华的马车?
2·This article introduced several problems in the design of punching die for electronic watch champed plate. Provided several select methods of design value.
本文介绍了电子表夹板零件冲模设计中应解决的几个问题,给出了几种结构参数的选择方法。