Based on the electromagnetic field theory, this paper derives the theoretical formulae for the cross-well formation resistivity logging through casing, conducts numerical calculation, and analyzes the influence of casing on the cross-well resistivity logging.
本文以电磁场理论为基础 ,导出了过套管进行井间地层电阻率测井问题的理论公式 ,并用低频电磁波进行了数值计算 ,分析了套管对井间电阻率测井的影响。
On Clearing Up the Error in Testing theinternal resistance and the sensitivity of the Sensitive Electric Meter;
灵敏电流计内阻及灵敏度测定误差的修正
Relationship between Sensitivity of Wheatstone Bridge and Internal Resistance of Galvanometer
惠斯通电桥灵敏度与检流计内阻值关系的分析
How to Enhance the Survey Precision of the Internal Resistance of a Sensitive Electric Current Meter;
如何提高灵敏检流计内阻的测量精度
thermistor fuel flowmeter
热敏电阻式燃油流量计
(2) the design of four-terminal element on the edge of diaphragm shows its highest sensitivity and good linearity.
(2)方膜边缘的四端力敏电阻设计不仅灵敏度高,而且有较好的线性;
Discuss the Sensitivity of Bridge with Galvanometer and the Position of Source Controlling;
电桥灵敏度与检流计和电源所接位置探讨
photoelectric current
光电流 -光敏电阻器的
Evaluating the Rank of Accuracy of strain Gage Factor by statistical Method
用数理统计方法评定电阻应变计灵敏系数的精度等级
Design of a Novel Current Mode Sense Amplifier in Deep Sub-micro Technology
一种新型深亚微米电流灵敏放大器的设计
Application of the least square method in experiment of sensitive galvanometer
最小二乘法在灵敏电流计实验中的应用
The Influence of Bridge - arm Resistance to the Sensitivity of Wheatstone Bridge;
桥臂电阻对惠斯通电桥灵敏度的影响
strain-gauge sensitivity
应变计[片] 电路灵敏度
THE INFLUENCE OF THERMISTANCE PARAMETERS UPON THE SENSITIVITY OF BRIDGE TEMPERATURE CONTROL CIRCUIT
热敏电阻参数对桥式温控电路灵敏度的影响
Observation on the skin voltage of the meridian-acupoints to the human body by sensitive galvanometer and laser Doppler flowmetry
基于激光多普勒血流仪与灵敏电流计对人体皮肤穴位电位的观察
glass thermistor thermometer
玻璃热敏电阻温度计
A one-dimensional position-sensitive detector with resistive anode
一维电阻阳极位置灵敏探测器的研制
Effect of arrangement for hot-resistance on the sensitivity of sensor
热敏电阻的排列对传感器灵敏度的影响
DESIGNING EXPERIMENT BASED ON THE RESISTANCE MENSURATION WITH WHEATSTONE BRIDGE--THE RESISTANCE MENSURATION OF GALVANOMETER WITH WHEATSTONE BRIDGE
基于“单臂电桥测电阻”的一个设计性实验——单臂电桥测检流计内阻