test hole

Optimization of Structural Parameter of Water Valve and Test of Hole Irrigating-sowing Machine

穴灌坐水播种机水阀结构参数优化与试验

The Performance Parameter Test of Hydraulic Hole Hammer in Drilling Engineer

石油钻井工程中液动冲击器的性能参数测试

Field application of sidetracking slim hole production test technology

开窗侧钻小井眼试采工艺的现场应用

In this paper, a new test technique named Hawk Eye ⅱ bottom hole view system in order to apply to complex well hole work is represented.

为适应复杂井况作业，采用了鹰眼Ⅱ井下视像系统测试新技术。

Test of Deep hole Blast in Guandi Mine

官地矿深孔爆破的试验

Interpretation of modified isochronal well test data with bottom hole liquid loading

存在井底积液的修正等时试井资料解释方法

The test and application of hole-bottom priming method in sublevel caving mining

孔底起爆法在无底柱分段崩落法中的试验与应用

This paper presents the test research of curve hole drilling, designs a simple drilling plan and instrument and studies the basic law of oblique-making;

本文设计了一种简单的钻进方案及机具，经试验证实，可钻成曲率半径为3米左右拐角90°的弯曲孔，并对钻具造斜基本规律进行了研究。

Determining Explosion Parameters by Explosion Funnel Test in Stepped Deep Hole

用台阶深孔爆破漏斗试验确定爆破参数

Using a diamond drill instead of the test hole to examine volume unit weight and to inspect pressure water testing for impermeability and quality.

应用金刚石钻机代替挖试坑法检测砌体容重及定期进行压水试验以检查、控制砌体透水率的质量控制方法。

Continually review drill hole designs to ensure all drill holes effectively test proposed target areas.

连续反复检查钻孔设计,确保所有钻孔都将有效地探测目标区域.

According to this problem, this paper proposes a modified isochronal well test with bottom hole liquid loading.

针对这个问题，提出了一种存在井底积液时的修正等时试井资料解释方法。

According to the comprehensive analysis on the results of engineering ground stress measurement and test hole deformation monitoring, general geological model, test hole excavation model and ground stress field distribution model are established.

在工程地应力测试和试验洞变形监测结果综合分析的基础上，建立地质概化模型，试验洞施工开挖模型、地应力场分布模型。

The size of test hole have greater impact on back-reflection, the influence of back-reflection on the short-circuit current density of the DSSC increase as the size of the test hole increase.

测试遮光罩开孔尺寸大小对背反射有较大的影响，背反射对DSSC的短路电流密度的增加率的影响随着测试遮光罩开孔尺寸的增加而增加。

Experimental Parameters of Fabric Handle Test for Ring-Hole Method

环孔法测试织物手感的因素及测试参数的优选

Get hole of K value of angle probe and test block reference reflecting hole must be suitable.

不同的K值探头对同声程、相同的参考反射孔之反射脉冲值也是变化的。

The site test of long hole blasting in coal seam is carried out. The test results indicate that long hole blasting in the crossing hole can improve the suction quantity of firedamp effectively.

进行了深孔爆破的现场试验，试验结果表明穿层深孔爆破可以有效地增加瓦斯抽放量。

Prediction of high permeability area was developed to use the coupling relationship between the orientation of maximum principal compression stress, differential stress magnitude of recent tectonic stress field and permeability in test hole.

利用现代构造应力场主应力差值及应力方向与试井渗透率之间的耦合关系，开展高渗区域预测。

Study on boundary effect of the test model of deep hole bench blasting

深孔台阶爆破试验模型边界效应研究

A way to improve the capability reflectiny earthquake about ground water observation is discussed by means of the test to change hole diameter ratio of Yuu Feng Well.

本文通过改变云峰井孔径试验，探讨了提高地下水观测井映震能力的一种途径。

According to this problem, this paper proposes a modified isochronal well test with hole liquid loading.

针对这个问题, 提出了一种存在井底积液时的修正等时试井资料解释方法.

The test pile becomes the hole empirical data and so on to hold the strength level lamination basis as the distinction.

试桩的成孔经验数据等应作为鉴别持力层分层依据。

Method of Drawing and Calculating Diameter of Test Gauge for Measuring Hole Distance by CAD;

检验两孔孔距精度的检具设计，常采用试插检棒的方法。

Study and Application of Video Monitor test in the Hole of Pile Foundation

基桩孔内摄像检测技术的研究与应用

This method can be used to test hole defects in wood.

利用该方法可实现木材空洞缺陷的无损检测。

The results of the change tendency of pulverized coal character with particle diameter are got from particle diameter determining test, hole structure analysis test and TG analysis test in this paper.

本文通过测定煤粉细度、分析孔隙结构以及热重分析等试验，得到了煤粉粒径变化后煤粉特性的变化趋势。

By looking at the layers of snow in their test hole, an experienced extreme skier can tell if there's likely to be an avalanche.

有经验的极速滑雪者看看测试洞里头一层层的积雪就知道会不会有雪崩。

Test Validation of Hole Expansion Effect During Penetration of Pile

成桩挤土效应实验验证

Open hole testing, completion test and system testing are applied in Chang shen 1 well.

长深1井实施了中途测试 、 完井测试和系统试井.

By improving working method, blocking rock mass fissure or fractured belt by mud, enabling water level in drill hole to rise when filling water, the actual length of test hole can extend and drill hole ratio is improved.

通过改进工作方法，利用泥浆堵塞岩体裂隙或破碎带，使灌水时孔内水位能上升，测试孔段加长，提高了测孔率。