The application of 5E-MAC type automatic analyzer in analyzing ash and volatile compound of cleaned coal, the verification for its reproducibility and accuracy were introduced.
介绍了5E-MAC全自动分析仪在焦化厂分析洗精煤灰分、挥发分上的应用，以及其重现性、准确度验证。
The author summarizes the study on the chemical activation component of and volatile compound etc. of Toona sinensis, which has a certain reference role for its exploitation and utilization.
笔者对香椿的化学活性成分、挥发性物质、药理研究等进行综述，对香椿的进一步开发与利用具有一定的借鉴作用。
The author summarizes the study on the chemical activation component of and volatile compound etc. of Toona sinensis, which has a certain reference role for its exploitation and utilization.
笔者对香椿的化学活性成分、挥发性物质、药理研究等进行综述，对香椿的进一步开发与利用具有一定的借鉴作用。
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