释义 |
precision machining短语¹⁴⁴⁹⁷²⁺² 基本例句 精密加工 In ultra- precision machining of brittle materials, a very important phenomenon is the material transition from brittle to ductile mode. 在脆性材料的超精加工中,一个十分重要的现象是材料由脆性状态向可延展性状态的转变。 cnki New polyester abrasive belt presents super precision machining of race of rolling bearing with anew process- abrasive belt polishing. 新的聚脂砂带的出现,为滚动轴承滚道的超精加工提供了一种新的方法——砂带研抛。 cnki |