datum plane

常見(jiàn)例句

Select planar surface or datum plane.
任意選擇一個(gè)平面。
However, similar characteristics of deep karst below the present drainage datum plane are less studied up to now.
現(xiàn)代排泄基準(zhǔn)面以下深巖溶的類(lèi)似特征則至今研究尚少。
According to the definition of the minimum zone method, the mathematical model is presented for evaluating flatness error and establishing datum plane equation.
建立了用遺傳算法實(shí)現(xiàn)圓柱度誤差最小區(qū)域法評(píng)定時(shí)目標(biāo)函數(shù)數(shù)學(xué)模型的計(jì)算方法。