2. A good way to help you to improve
drilling">drilling
technique is to use a jet bit.
能帮助你们改进钻井技术的一种好方法是使用喷射式钻头。
3. Helical flow in the annular is a common flow pattern in
drilling">drilling
, and it is an important engineering problem for fast and accurate calculating of the flow field and pressure gradient.
环空螺旋流是钻井液在钻井作业中常见的一种流型,怎样方便、快速及高精度地计算其流速场与压力梯度是一个重要工程问题。
***************************************
overlying">overlying">overlying">overlying
英汉解释
n. 上覆盖,叠加(overlie的现在分词)
adj. 上覆盖的
同义词
a.
superimposed
参考例句
1. Note the
overlying">overlying">overlying">overlying
skin and adipose tissue at the upper left with the chest wall below the implant and to the right.
值得注意的是左上方是叠压的皮肤与脂肪组织,在植入物之下靠右边的是胸壁。
2. An anticlinal fold in which a mobile core, such as salt or gypsum, has pierced through the more brittle
overlying">overlying">overlying">overlying
rock.
活动的岩蕊在一''。'背斜'。''褶曲内活动的岩蕊(如像盐或石膏)突破了较脆的上覆岩层。
3. To explain the lower chaotic deposits, we can imagine a cosmic body hitting soggy ground