因此，研究设计采样精确的集沙仪具有重要意义。
Therefore, the design of precise sand sampler is of great significance.
集沙仪是研究土壤风蚀的重要工具之一，它能观测沙尘随高度的变化，能够收集不同高度的沙尘量。
The sand sampler is one of the important tools that studies wind erosion, it can observe the sand dust with the variety of the height, can collect the sand dust quantity of the dissimilarity height.
方法应用RCZ-8A智能药物溶出仪测定不同厂家氟罗沙星片的溶出速率；
METHODS Dissolution of fleroxacin tablets were tested with RCZ-8A dissolution tester.
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