OBJECTIVE: To discuss problems concerning the current sampling test of drugs in China.
前言：目的讨论我国现行药品抽样检验中存在的问题。
In the forty years in China, a great advance of gold assay was made in four aspects, namely, fire assay, wet assay, phase analysis and sampling and preparation of sample.
本文阐述了四十年来我国黄金分析在火法试金、黄金湿法分析、金的物相分析及取样与制样四个方面的进展。
This paper adopted the soil distribution area, sampling data and soil organic content from the first soil general survey and applied the technique of GIS to estimate soil carbon reservior in China.
根据中国第一次土壤普查得到的土壤各类型分布面积、采样数据、土壤有机质含量，运用GIS技术，来估算土壤碳库。
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