This seam of coal reposes on a layer of clay.这个煤层处于一层黏土岩之上.A new method for seam tracking using image centroid in gas tungsten arc welding is presented.研究一种基于图像质心识别的电弧焊焊缝跟踪新方法.The crack in the coal seam is divided into t...
At a length of 25 mm the distribution is bimodal.长度为2.5mm时,分布是双峰形.It'should be either approximately normal, bimodal, or skewed distribution.它表现为近子态的, 双态的或者偏态的分布.This distribution, then, has two modes called a bimoda...
由于揭露此事，他被女神赫拉弄瞎了眼。For this revelation he was struck blind by the goddess Hera.马赫福兹先生讲述的故事过于宏大，主题有些混乱了。The themes get tangled in Mr. Mahfouz's epic storytelling.拖网渔船已经驶离了泽布吕赫港。The trawler had sailed from the port of ...
采取化堵、卡堵水等措施,解决井层间层内非均质性.To solve the aeolotropy between wells and formations through melt - shield and block - shield way.东辛油田以层状断块油藏为主,含油层系多, 物性差异大,高含水期层间层内油水分布复杂.Dongxin field belongs to stratified block reservoir, and...