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- This paper summarized preparative process of flavonoid from ginkgo bilobal by the way of alkalinity extraction and twice column chromatography. 本文提出了碱液浸提,活性碳吸附,大孔吸附树脂二次柱层析提取银杏叶黄酮的新工艺。
- From the aspect of alkalinity analysis,this paper proposed and expounded the design idea of step-nitrification and denitrification. 从碱度方面分析,提出了分步硝化、反硝化的设计构想,并做了简单的论述,同时在增加反硝化碳源的问题上设想了两种新的方案。
- The proposal set a time limit of one year. 提案规定了一年的限期。
- The production and regeneration ofBAS solution is researched, and the practicable measure means of alkalinity andcorrelative ion is also explored in this paper. 对碱式硫酸铝溶液的制备与再生进行了试验研究,同时探索了碱度及相关离子的实用测量方法。
- The principle of alkalinity measurement and control，software and hardware design were discussed in detail.Finally，an application example was provided. 介绍了碱度检测原理、碱度控制原理、监控系统的硬件电路设计和软件编程，并给出了应用实例。
- The SI values of MAP and MP decrease with the increases of alkalinity and ionic strength, and being the polynomial functions of temperature correlating to reaction conditions. 磷酸镁盐的饱和度指数值是温度的多项式函数,温度效应与反应条件有关。
- A withdrawal limit of $200; no minimum age limit. 提款数量最多不超过200美元; 没有最低年龄限制。
- How can I persuade you of my sincerity? 我如何能够让你相信我的诚意？
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- A bowl of hot chicken soup is good for you. 喝一碗热鸡汤对你有好处。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- Continuous-flow test was conducted in an acidogenic sulfate-reducing reactor supplied with sulfate- laden wastewater to investigate the stabilization and control of alkalinity during sulfate reduction. 为探讨硫酸盐还原过程中碱度的变化规律,采用产酸脱硫反应器通过连续流运行处理硫酸盐废水。
- Have a glass of beer to rinse your dinner down. 喝杯啤酒把你吃的晚饭冲下去。
- I bought a pair of tan leather shoes the other day. 前几天我买了双棕褐色的皮鞋。
- Your work falls short of my expectations. 你的工作未达到我的期望。
- Screening of Alkaline Protease Producing Alkalophilic Bacillus sp. 产碱性蛋白酶嗜碱芽孢杆菌的筛选及其研究。
- He bit off a large piece of the apple. 他咬下一大块苹果。
- The results show that the alkalophilic Bacillus NT-16 could utilized the gum of bast fibers as a carbon source and excrete some enzymes to degrade the gum in the condition of alkalinity. 结果表明，嗜碱芽孢杆菌NT-16在碱性条件下能以各种麻类的胶质作为生长碳源，并分泌多种酶降解麻纤维胶质。
- He emphasized the importance of careful driving. 他强调小心驾驶的重要性。
