Using small radius electronic gange new technology, we successfully operate interference test in Zhao 41 region.
对晋县凹陷41断块油田采用小直径电子压力计试井新技术, 成功地进行了干扰试井.
This article selects 2473 experimental data of coal gange light aggregate concrete cubic strength on the spot in Fuxin, calculates their average value, mean& square deviation and coefficient of variation, and makes regression analysis.
本文收集了阜新市煤矸石轻骨料混凝土立方强度的现场试验数据2473个,统计了它们的平均值、均方差和变异系数,并进行了回归分析。
简答网 · 英语词汇
简答网 · 高考英语
简答网 · 初中英语作文
简答网 · 四六级英语