The new design of external ball surface lethe, and the effect of using were introduced.
提出了新的設(shè)計(jì)方案,介紹了新設(shè)計(jì)的外球面車床的使用效果.
互聯(lián)網(wǎng)
英英釋義
Noun
1. (Greek mythology) a river in Hades; the souls of the dead had to drink from it, which made them forget all they had done and suffered when they were alive
