但是对刻槽诸参数(槽宽、槽深、槽间间距、槽型和槽走向)缺乏研究，规范上无明确规定。

However we did little on the parameters such as groove width, depth, spacing. shape and direction, and there is no these requirements in our technical specifications.

youdao

但是对刻槽诸参数(槽宽、槽深、槽间间距、槽型和槽走向)缺乏研究，规范上无明确规定。

However we did little on the parameters such as groove width, depth, spacing. shape and direction, and there is no these requirements in our technical specifications.

youdao