Roughing and semifinishing of refractory steel ,manganese steel,stainless steel ,etc.

适合于耐、锰、不锈等材料的半精加工和浅粗加工。

In this thesis, a new advanced technology, called ausform finishing, is first presented in our country for manufacturing hardened gears.

文创新提出了用于硬齿面精加工的精密挤技术。

After many year development, industrial structure's adjustment, the region ground industry begins to take shape, the kleit precision work prospect favors.

经过多年的发展，产业结构的调整，区域地上工业初具规模，岭土精加工前景看好。

Taking the superfinishing of thin-wall hole machining as an example, the design and application of combined carbide core drill and reamer are introduced.

簿壁孔精加工为例，介绍了硬质合金扩铰复合刀具的设计、结构参数、使用情况及应用效果。