The law of spring coefficient variation in different parameters of the gasbag is explored, which lays a foundation for the application of gasbags to engineering support.
探讨了弹簧系数在不同气囊参数下的变化规律，为其在工程保障中的应用打下基础。
Capillary - column gas chromatography was applied successfully to determine the ethanol in the xylose fermentation broth, the coefficient variation was less than 2 percent.
介绍了利用毛细管柱气相色谱法测定木糖发酵液中乙醇含量，其变异系数小于2 %。
Capillary - column gas chromatography was applied successfully to determine the ethanol in the xylose fermentation broth, the coefficient variation was less than 2 percent.
介绍了利用毛细管柱气相色谱法测定木糖发酵液中乙醇含量，其变异系数小于2 %。
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