孔深

不同选通条件下对光谱烧孔孔深的研究

The study of spectral hole depth under different gating light

选择适当的粘胶，精确确定孔深、孔径，根据不同的粘钢形式选择合适的钢板固定方式，能取得较好的经济效益及优良的工程质量。

Perfect economic benefit and excellent engineering quality will be achieved by selecting proper mucilage glue , confirming dill hole depth and aperture accurately , as well , according to different glue steel to select appropriate way in fixing armor plate .

脉冲持续时间对孔宽和孔深的影响

Research of hole width and depth on laser duration in spectral hole burning

讨论了在不同孔深的情况下残余应力测量值的变化规律。

Moreover , the varying rules of the residual stresses in different depth are discussed .

定量地研究了排水孔孔径、孔深等因素对降低坝基渗透压力和排除坝基渗透水流的作用。

The effect of the drain hole on drainage and seepage pressure lowering is quantitatively studied with an engineering example .

最后提出按浅、中、深不同孔深分挡考虑岩心钻机型式的意见。

It is suggested that the version of core drill be considered in shallow , medium deep and deep catalogues .

钻孔偏斜、孔深、岩石硬度被公认为是影响钻探生产效率与成本的三大要素。

As we know , inclining drilling , the depth of drilling and rock hardness is three factors influencing drilling production efficiency and cost .

计算中考虑了护壁泥浆的工作机理、泥浆性质、孔径等对孔深的影响。

Furthermore , the working performance of slurry and what 's the effect volume-weight of slurry and diameter of drilled-hole on the limit deepness of bore-hole with mud dado are analysed .

并用此完成我国某核电站反应堆基岩深孔（孔深120米）的跨孔和单孔的测试任务，取得预期的结果。

Using this method , the measurement in the bedrock of the reactor of a nuclear power station with holes ( 120m in depth ) are completed with the anticipated results .

文章在通过建立射孔砾石充填井表皮系数计算模型的基础上，分析了射孔砾石充填井的孔深、孔径、孔密等射孔参数对表皮系数的影响及其程度。

By establishing the model of skin factor calculating for Perforation Gravel Pack technology , the influence of the perforation parameters such as the depth , diameter and density of perforated holes etc.

从孔深、孔距和最小抵抗线3个方面对试验结果（包括光爆效果、破碎效果和综合效果）进行了分析。

With the bore depth , distance between bores and minimum resistance line , an analysis was conducted to the test results including smooth blasting results , breaking results and comprehensive results .

提高绳索取心钻进效率要做到：一是根据孔深、钻孔孔径、钻孔所遇地层及其岩性的完整程度、构造特点、风化带发育深度等选择套管的直径及下入深度；

To raise wire-line drilling efficiency need to : 1.Select casing diameter and depth according to drilling depth , diameter , strata drilled and rock integrity , structure features , weathered layer depth ;

经过精心选取爆破参数和反复模拟试爆，最终确定最小抵抗线、炮孔间距、孔深、孔排距、单孔药量和装药结构。

The final determined minimum burdon , the space distance of borehole , the depth of hole , the row space of borehole , charging quantity and charging structure were all carefully selected through times of simulating blasting tests .

采用最新锚杆施工机具及工艺，保证钻孔垂直于顶板岩面，孔深及锚杆扭矩满足新型机械锚杆的设计要求。

The latest constructing machine and the newest technology were adopted to ensure that the borehole is perpendicular to the rock face of roof and that the depth of borehole and the torsional moment of the anchoring bolt meet the design requirement .

用有限差分法对影响到水平井射孔完井后产量的因素&孔深、孔密、孔径、孔相位进行数值模拟，并对不同的孔深、孔密、孔径作了敏感性分析。

Using finite difference method , this paper numerically simulated factors that would affect the production after perforate completion in horizontal wells , such as perforation depth 、 density 、 diameter and phases . Additionally , it gave sensitivity analysis about different perforation depth , density and diameter .