leaded number 基本解释
加铅数;乙基化汽油的辛烷值
重点词汇
leaded number 双语例句
- 1、
Special research in deformation law of time-dependent of super-large cross-section tunnel leaded to establishment of the mathematical model of tunnel deformation law, and put forward the concept of equivalent stake number.
对特大断面隧道的变形时变规律进行了专题研究,提出了计算桩号的概念,建立了隧道变形规律的数学模型。

