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- acoustic wave train logging 全波测井
- System Design of Serial Data Gathering on Gathering of Wave Train in Acoustic Wave Logging 声波测井中波列采集的串行采集系统设计
- Keywords low resistivity pay zone;full wave train log;nuclear magnetic resonance log;wireline formation test; 油气层识别;低电阻率油气层;全波列测井;核磁共振测井;电缆地层测试;
- Array acoustic wave data are widely applied in well logging evaluation due to its abundant stratigraphic information. 摘要阵列声波资料由于能提供丰富的地层信息,在测井评价中被广泛应用。
- Porosity logging methods examining gas reservoirs of sandstone and argillaceous sandstone through acoustic wave and density are effectively used in coal beds. 煤田中在煤层附近有煤层气砂岩储层、泥质砂岩储层的存在,声波、密度两种孔隙度测井是进行孔隙度探测的有效方法。
- The optic fiber sensors can be applied in many fields of well logging, such as measurement of downhole parameters (multiphase, press and temperature), acoustic wave measurement and etc. 光纤传感器在测井中得到了广泛的应用。
- A pulse acoustic wave and its relationship with OAO flurescence are recorded. 记录了CO_2脉冲激光激发BCl_3分子时形成的脉冲声波,及其与OAO荧光的对应关系。
- J.F. Rosenbaum, “Bulk Acoustic Wave Theory and Devices,” Artech House, 1988. 钟曜光,“压电式微超音波感测器,”国立台湾大学机械工程研究所,民国90年。
- Influence of Acoustic Wave Attenuation on the Properties of Fiber AOTF[J]. 引用该论文 厉群;刘小明;李佟;金韬;周炳琨.
- Training to improve includes keeping a training log. 训练改进包括保持一本训练日志。
- Keep in mind that an idealized monochromatic plane wave must be depicted as an infinite wave train. 要记住,一个理想的单色平面波应当表述为一个无限的波列。
- Express the factors resulting in the attenuation of acoustic waves. 叙述引起音波衰减的因素。
- For very high frequency clocks, a surface acoustic wave (SAW) oscillator is preferable. 对于非常高的频率时钟,用声表面波振荡器更好。
- The transduction of acoustic waves into voltages by a microphone. 声波被麦克风转换为电压。
- There was an obvious wave train in high latitude area , its centers located at polar region surrounding Greenland island , East Siberian , and north Pacific . 该海区的海冰异常造成中、高纬度环流的异常,在极区与欧亚高纬地区之间存在距平波列,其中心分别位于极区(格陵兰岛周围)、东西伯利亚、北太平洋。
- All these indicate that the acoustic wave velocity in granite samples is affected by several extrinsic factors and some rules may be found. 实验结果表明,声波在岩石内传播速度受很多外在因素影响,并具有一定的传播规律。
- By comparing the acoustic wave impedance with the VSP (vertical seismic profile), the reflectors of the CCSD pilot hole have been analyzed. 分析结果表明(1)岩性间波阻抗差异产生反射波,如榴辉岩与副片麻岩之间波阻抗差异;
- The bimetal rotor with nine column holes could be tested automatically.All the wave train of testing result would be saved in computer for post processing. 检测结果保存在工控机中,后处理时可以按相位(深度)特征成像,也可按当量分布特征成像,能准确地将分层缺陷找到,并判断其大小。
- You will be issued with a Training Log to record your data as you work through each training station. 你会获发一本训练日志,每当在训练站完成挑战后,便可将有关的资料记录在内。
- The FEM equation of acoustic wave is used to calculate the air-current natural frequency and pressure pulsation in the pipeline. 利用有限元法求解声学波动方程,建立了管内气流的有限元运动方程,计算出管内气柱的固有频率和气流压力脉动。