分析了差分方法抑制漂移噪声的原理，提出了相应的处理算法和在石英谐振力敏传感器中应用。
Principle of the differential method depressing the drift noise is analyzed, the algorithm in the quartz resonant force sensor is offered.
石英谐振式力传感器是一种输出为频率信号的数字式传感器。
Quartz resonance force sensor is a digital sensor with frequency signal as its output form.
本文的研究目的是设计一种基于石英谐振式力敏传感器的无线数据采集系统，用于大型建筑的钢结构受力检测。
The purpose of the research in this paper is to design a kind of wireless data collection system with quartz resonance force sensor, for the detection of the steel structure in large building.
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