The pretreatment method of the electrocardiosignal has been carried on.
研究原始心电信号的预处理方法。
At last, the decomposition of pig iron sample and the pretreatment method were studied.
最后研究生铁样品处理及分解方法。
The pretreatment method is simple, rapid and the results were accurate, so, the method is valuable for the controlling quality for peanut hulls and its products.
此方法样品前处理简单、方便，测定结果准确、重现，可用于花生壳及其提取产品的质量分析与控制。
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