Wavelet analysis and neural networks combine together, can examining the position and size of the hole defect, achieving wood defect quantitative testing.
小波包分解和神经网络相结合，能够检测孔洞缺陷的大小和位置，较好的实现了木材孔洞缺陷的定量检测。
A method for supersonic wave testing and a new correlative couple device used in drill hole without water are introduced. It is of simplicity, effectivity and lowcost.
提出了一种干孔(超)声波测试方法，介绍了一种相应的干孔耦合装置，使用简便有效，成本低。
Application results show that data from cased hole logging can indicate the process and efficiency of polymer flooding more directly and more exactly than any other testing data.
所得资料与其它测试资料相比，可以更直接、更确切地反应驱油过程和效果。
The related theory has the meaning of directing the process of the down-hole method of shear wave testing.
有关理论对下孔法剪切波测试过程的简化具有一定的指导意义。
This paper describes the theory, features and testing results of the air reverse circulation drilling process used in geo physical blast hole drilling.
概述了空气反循环钻进工艺应用于物探爆破孔施工的原理、特点及其试验应用情况。
However, b, his opponent, claims that the smoothing assisted a in his subsequent play of the hole because it constituted testing the consistency of the sand.
不过，他的对手B宣称平整的动作对a接下来在该洞的比赛有帮助，因为其检验了沙坑的粘稠度。
To increase the success rate of the teamwork between oil tube transport ejection hole and stratum testing set mainly needed to increase the level of shock absorption and leak prevention.
提高油管传输射孔与地层测试器联合作业的一次性成功率，主要在于提高减震与防漏水平。
Finally, the testing device was applied to expand a hole of tube specimen made of 69111 stainless steel and circumferential mechanics performance data were obtained.
最后利用该测试装置对69111不锈钢管件进行了挤胀实验，获得了薄壁管件的周向力学性能数据。
The results of contrast testing on the vibration drilling and common drilling show that the technology can effectively resolve the problem of blocked chips and improve the hole qualities.
通过振动钻削和普通钻削的对比试验，该装置能有效地解决堵屑难题，并提高身管的内膛钻削质量。
After empirical testing, this paper explored the theory sources of liquidity black hole in money market.
实证检验之后，进一步探寻了货币市场流动性黑洞产生的理论渊源。
Many pressure dominated testing valve is through pumping of relieving annulus pressure to realize open or shut down hole test valve and keep annulus pressure for certain all the time.
许多种压控测试阀均是通过环空加泵压打开，泄掉泵压关闭，开井过程中环空始终保持一定的开启压力。
Testing instrument was installed in sampler at heel of hydraulic pump, put into down-hole with pump, and it can examine water cut of formation fluid, save history curves in real time by data memory.
测试仪器安装在水力活塞泵泵芯尾部取样器内，随泵芯投入井下进行测试，可实时检测地层液的含水率情况，利用数据存储器实时保存历史曲线，提供了全天候观测生产过程的手段。
The tools can complete every testing interval's dispense at once time while lowering down hole and have a feature of dispensing while recording, stepless dispensing and high accuracy.
仪器一次下井可完成全井各个层段的调配，具有边测边调、无级调配、高精度调配的特点。
Technique of free- water- carrying gas production with slim-hole coiled tubing was first successfully used in pilot - testing of horizontal well in middle region of Sichuan.
川中地区小口径连续油管携自由水采气工艺技术，首次成功地在水平井中先导试验，提高了低产气井开采效果。
Inclinometer is an Instrument testing drift Angle and azimuth of drift hole.
斜仪是一种测定钻孔倾角和方位角的仪器。
There is difficulty to confirm the bottom-hole pressure accurately and low accuracy and reliability when this kind well explained by using well testing model of flowing well.
对这类井，若采用自喷井建立起来的数学模型进行解释时，难以准确地确定关井时刻的井底压力，试井解释率低，可靠性差。
The properties of grouting materials used in the curtain grouting with hole-top enclosure of the Jiangya Project are studied under normal and high pressures through the laboratory grouting testing.
通过室内模拟灌浆试验，研究了江垭工程孔口封闭帷幕灌浆中所使用的石门水泥灌浆材料和张家界水泥灌浆材料在常压和高压下的有关性能，并对其浆材性能等进行了对比分析。
JWT type welding type hydraulic valve testing bench, to both sides of the host frame seal disc and welding the inner hole of the valve for positioning and welding groove of the valve is sealed.
JWT型焊接式液压阀门测试台，以两边主机架上的密封盘和焊接阀门内孔为定位，焊接阀门坡口为密封。
JWT type welding type hydraulic valve testing bench, to both sides of the host frame seal disc and welding the inner hole of the valve for positioning and welding groove of the valve is sealed.
JWT型焊接式液压阀门测试台，以两边主机架上的密封盘和焊接阀门内孔为定位，焊接阀门坡口为密封。
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