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- multiple multi-point borehole extensometer 多点位移计
- multiple point borehole extensometer 多点钻孔伸长计
- multiple position borehole extensometer 多点位移计
- Keywords split tube borehole extensometer; 缝管式;钻孔;位移计;
- borehole extensometer 钻孔伸缩仪
- In this article we have made analyses and comparisons of synchronized data from an extensometer and a 4-component borehole strainmeter at Yingkou seismological station. 摘要本文对先后安装在营口地震台的伸缩仪和分量钻孔应变仪的同步观测数据进行了比对和分析。
- The extensometer is of low cost. light weight and practicaluse. 具有造价低、重量轻、实用的特点。
- The quality of borehole directly influences the effect of blasting. 钻孔质量的好坏,直接关系到爆破效果的优劣。
- Borehole fluid holdup defines what type of reinvasion occurs. 井内流体持率决定发生二次侵入的类型。
- The weight of the extensometer is balanced by means of a counterweight. 利用一个配重来平衡引伸仪的自重。
- A borehole image of rock layers indicating an underground point bar. 指示某地下曲流沙坝的一幅岩层钻孔图像。
- Borehole magnetic technique has been widely used in geology and CCSD. 井中磁测技术在地质、大陆钻探等方面都有广泛的应用。
- A new method for measuring the borehole water holdup is given in this paper. 论述了一种新型的油井持水率测定方法。
- Borehole hydromining is a kind of safe and efficient new mining method . 钻孔水力采煤是一种既安全、又能极大地提高资源利用率的新的采矿方法。
- Measurement of the lateral strain can be accomplished using a lateral extensometer. 侧向应变可用侧向引伸仪来测量。
- The acoustoelectric effect of rock is investigated with experimental method in model borehole. 在模型井中对岩石的声电效应进行了实验研究。
- Orientation is very important for a seismometer, whether it is installed on surface or in borehole. 摘要无论地震计在地表或是井下使用，都必须精确定向。
- SATEC Series 300 LX , featuring an Automatic Extensometer and Pneumatic Grips, and 3300 series testers. 系列300LX兼有自动伸长计和气动握紧;及3300系列试验器的特点.
- The fan comes with a magnetic base for support so it can be mounted at any convenient location near the extensometer. 风扇有磁性底座，可放在靠近引伸计的方便位置。
- The effect of bending stresses and curvature of the sheet on extensometer readings is also dealt with. 然而，大脑皮质长期受压迫会造成何种影响则仍未知。
