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- Review On Catalytic Purification Techniques of the Sulfur Dioxide. 二氧化硫的催化净化技术。
- There are several routes to produce glyoxal,and the purification techniques are somewhat different. 乙二醛有多种生产方法,其纯化对象亦有所不同。
- OBJECTIVE:To optimize the extraction and purification techniques of total Flavonoids in Mappianthus iodoies. 目的:优选定心藤中总黄酮提取和纯化工艺。
- The extraction and the purification techniques of procyanidins from grape(Vitis davidii Foex)seed were studied. 对刺葡萄籽中原花青素的提取和纯化工艺做了初步的研究。
- Subsurface wastewater infiltration system (SWIS) is a sewage purification technique combined manual work with sel-purification. 摘要土壤地下渗透系统，是一种自然生态净化与人工工艺相结合的污水净化技术。
- The emphases put on the application and achievement of the purification technique of potassium sulfate salt in its industrialization. 重点评述了硫酸钾盐的提纯新技术在工业生产装置上的应用及所取得的成效；
- Many studies have been focused on the improvement of separation and purification technique of Chinese herbal medicine efficacious ingredient combine with its characteristic. 结合中药制剂的特性,推广应用低耗高效、可操作性的提取提纯方法是近年来的中药领域热门研究课题。
- Methods Chitin was prepared from fresh shrimp shells and then carboxymethylchitin was prepared by the methods of alkalization and etherification as well as by the purification technique. 方法 以新鲜虾壳为原料制备几丁质，然后采用碱化和醚化反应以及提纯工艺制备羧甲基几丁质。
- Purification Techniques for Trace Volatile Organic Compounds in Landfill Gas 垃圾填埋气中微量挥发性有机物的净化技术
- Purification Technique of Fresh Ostrea plicatula 牡蛎净化技术的研究
- The techniques and practice of a midwife. 助产学，产科学助产士的技术及工作
- They have decided to phase in the new techniques. 他们已决定逐步引入新技术。
- They need to learn modern management techniques. 他们还得学习现代管理技术。
- All possible techniques are pressed into service. 所有可能用得上的技术都被利用了。
- Statistical techniques are regularly employed. 统计方法得到经常的运用。
- Reading a good book may bring purification to souls. 读一本好书可以带来心灵的净化。
- Purification of water may be achieved by distillation. 水的净化可由蒸馏获得。
- New techniques make it possible to recover usable things from waste. 藉新技术即能从废弃物中回收可用之物。
- A surge of innovation in techniques is on the horizon. 技术改进的浪潮即将出现。
- Keywords tea saponin;purification technique;macroporous resins; 油茶皂苷;纯化工艺;大孔树脂;
