1) Pairs of Boys and girls,men and women
对对双双
2) In pairs and couples
双双对对
3) Dual
[英]['dju:əl] [美]['duəl]
对偶，双重，双
5) double-log
双对数
1.
On the basis of analyzing the characteristics of gas logging composition in Cainan area, combined with the conventional gas logging interpretation method, the paper carried out probing study for current gas logging and oil testing information, analyzed double-log method and gas alkane ratio(3H)method, and developed the interpretation chart and classification standard of the d.
该文在分析彩南地区气测组分特征的基础上,结合常规气测解释方法,对已有的气测和试油资料进行了探索性的研究,对双对数法和气体烷烃比值(3H)法进行了分析,研制出了C1与C2的对数比值与烃平衡比(Bh)的解释图版及划分标准。
6) butting of dual we ll
双井对接
补充资料：双双
1.相并﹔成双。 2.一对对。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条