At present, the study on textile standard conversion of production-oriented model to trade-oriented model in textile industry is still a blank field.
目前，对纺织生产型标准向贸易型标准转化进行系统研究在纺织行业研究领域中尚属空白。
It analyzes the variations of groundwater and hygroscopic water based on the monitored data of hydrologic elements during delivery and conducts the study of conversion based on water balance analysis.
根据输水过程中有关水文要素的监测资料，分析了地下水、土壤水的变化，在水量平衡分析的基础上开展了“四水”转化的研究。
Therefore, the study on bifunctional catalysts and their application in alkane conversion is necessary.
因此，对催化烃转化反应的双功能催化剂的研究就显得十分重要。
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