tangent of an angle
常見(jiàn)例句
- The tangent of the main influencing angle is an important parameter for mining subsidence prediction and surface displacement range demarcation.
主要影響角正切是開(kāi)採(cǎi)沉陷預(yù)計(jì)的重要蓡數(shù),對(duì)於地表影響範(fàn)圍的確定具有重要的意義。
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