Through the study on the added amount of NaOH, reaction time and temperature, the optimum production process conditions were determined.
通过对氢氧化钠的加入量、应时间、应温度等生产条件的研究，得出了最佳生产工艺条件。
This study suggests for the first time that the loss of the activity of the enzyme DDAH-1 leads to reduced NO production and may cause heart and circulatory disease.
这个研究第一次说明ddah - 1酶活性的丧失导致NO产生的减少并且可能导致心脏和循环疾病。
Establish standard cycle time, standard Operating Procedure and production capacities for posts in the study area.
建立所研究的区域内岗位的标准工时、标准操作规程和产能。
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