本文应用流体阻抗法的有关理论，分析了动态差压检测系统中引压管路的有关参数对测量动态特性的影响。
Based on the fluidic impedance method, the effect of the pressure ducts on the dynamic characteristics of pressure drop measurement system was analyzed.
本文设计的物探钻具性能测试系统可完成对钻井过程中的空气压力、空气流量、转速、钻压、钻井深度等参数的测试。
The designed testing system in the paper can complete these tests as to air pressure, airflow rate, rotary speed, bit weight and drilling depth in the process of well drilling.
为了获得更加稳定的系统，在电荷泵中设计了结构简单的电流单元用于补偿额外的参数变化，并采用线性压控增益的VCO来减小参数的变化。
Furthermore, a simple adjustable current cell in the charge pump is proposed for additional stability compensation and a novel VCO with linear gain is adopted to limit the total variation.
为了获得更加稳定的系统，在电荷泵中设计了结构简单的电流单元用于补偿额外的参数变化，并采用线性压控增益的VCO来减小参数的变化。
Furthermore, a simple adjustable current cell in the charge pump is proposed for additional stability compensation and a novel VCO with linear gain is adopted to limit the total variation.
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