常見例句雙語例句The mud correction and uranium-radium non-equilibrium correction equation have been derived for 1318XA natural gamma-ray spectroscopy tool, and the division method of deposit thickness is proposed.推導(dǎo)出1318XA自然伽馬能譜測(cè)井儀的泥漿修正公式，鈾鐳不平衡修正公式，提出礦層厚度劃分方法。 返回 natural division method