At a specific layer of a jig bed, its parameters as bulk density, true density, ash content, and density fractions bear a certain relationship.
跳汰机床层某一位置的散密度、真密度、灰分、各密度级含量等床层参数之间存在着一定的相互关系。
With discussion of test method for true density of silicon liner, a new method to test true density was found, of which the correctness was inferred in theory and testified in practice.
通过对硅砖真密度试验方法的探讨，分析找出了一种新的测试方法，并在理论上加以推理，在实践中加以验证。
True density and specific gravity of your sample are displayed.
样品的真密度和比重都能够显示出来。
True density and specific gravity of your sample are displayed.
样品的真密度和比重都能够显示出来。
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