1) hole wall of horizontal drilling
水平孔孔壁
2) horizontal punching
水平冲孔
1.
The structure and work principle of inclined-wedge horizontal punching die,the design and calcu-lation of major working parts were emphasized.
分析了拖拉机机架水平对冲工艺,着重阐述了斜楔水平冲孔模具的结构、工作原理以及主要工作部件的设计和参数计算。
3) horizontal borehole
水平钻孔
1.
With respect to that the interpretation method of horizontal borehole log in coal mine applies that of surface vertical borehole log,the theoretical analysis and numerical modeling are conducted to the natural gamma ray log and apparent resistivity log of horizontal borehole in coal mine using the numerical method,and the practical problems are resolved.
针对煤矿井下水平钻孔测井解释沿用地面垂直钻孔测井解释方法的问题，应用数值方法，对煤矿水平钻孔自然伽玛测井、视电阻率测井进行理论分析和数值模拟，通过实例计算，与实际情况相符。
2.
The methods and principles of measuring coal thickness by resistivity method along a horizontal borehole in coal sean are presented.
论述了顺煤层水平钻孔中电阻率法探测煤层厚度的方法原理，使用线性数字滤波法对不同地电类型做了正演模拟。
3.
In order to solve these technical problems,horizontal borehole technology by hydraulic jetting was applied in Changqing oil-field in 2007.
为了解决上述技术难题,2007年长庆油田引进了水力喷射水平钻孔技术。
4) Horizontal hole
水平孔
1.
Drilling mud can clean out the cuttings by its circulation,especially for horizontal hole,it can avoid the sand-bed formation and reduce downhole troubles.
泥浆的主要功用之一是通过自身的循环,有效地清除钻孔内破碎下来的岩屑,特别是对于水平孔,可以避免砂床的形成,减少钻孔内的事故。
5) horizontal orifice
水平孔口
6) horizontal short hole
水平浅孔
1.
According to the complex environment in the blasting area,the nature of the blasted rock and the operational facilities on the spot,the authors put forward ideas about the horizontal short hole collapsing blasting plan and the millisecond blasting outside and inside the hole.
针对西藏昌都到俄洛镇路基拓宽工程中遇到的爆破问题 ,根据爆区的复杂环境、被爆岩体性质、现场施工机具 ,提出了水平浅孔坍塌爆破方案 ,孔内外微差爆破网络 ,安全圆满地完成任务。
补充资料：第二孔(继发孔)型缺损
第二孔(继发孔)型缺损
ostium secondary defect
是心房间隔在形成上发生障碍，一般缺损较大，多在卵圆孔附近称第二孔(继发孔)型缺损。
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