名词
中文翻译：Unknown
同义词：
['stratification test', 'layered test']
例句：
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1.This layer test is designed to identify the different layers of soil in a plot.
这个层测试旨在识别田间的土壤不同层次。
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2.The layer test results showed that the soil was not homogeneous.
层测试结果显示土壤不是均质的。
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3. In this study, we conducted a layer test on the soil samples collected from different locations.
在这项研究中，我们对从不同地点收集的土壤样本进行了层测试。