Sampling data using fast Fourier transform (FFT) to numerical algorithm has obtained the high accuracy air shaft synthesis parameter survey.
对采样后的数据运用快速傅立叶变换(FFT)进行数值计算，获得了高精度的风井综合参数的测量。
The main research methods in this paper include the survey procedure, he literature law and the synthesis method.
本文的研究方法主要包括调查法、文献法和综合法等。
Had better draw up a survey contents a detailed table, have of put a Shi earth undertake communication, also amenity you steer synthesis overall compare.
最好将考察内容制定一张详细表格，有的放矢地进行沟通，也方便您进行综合全面的比较。
Had better draw up a survey contents a detailed table, have of put a Shi earth undertake communication, also amenity you steer synthesis overall compare.
最好将考察内容制定一张详细表格，有的放矢地进行沟通，也方便您进行综合全面的比较。
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