After proper pretreatment, fines of pulp can be prepared by the way of Bauer-McNett classifier method, DDJ sieving method and wet-sieving method.
纸浆细小纤维的制备可以先对纸浆适当预处理,然后采用筛分仪筛分法、DD J筛分法、湿筛分法等方法进行。
This paper discusses Characteristic of earth work fabric used in road and bridge constructing as athwart sieving layer, and states the method and attentions using it in construction.
本文论述了土工布在道桥施工中遇到护坡时以及城市道路改造工程中作为反滤层的特点,土工布在施工中的方法及注意事项。
Method sieving the prescription of preparation lacidipine soft capsule, and disintegration time, assaying, uniformity detection in accordance with Chinese Pharmacopeia.
方法:筛选处方制备拉西地平软胶囊,并参照中国药典进行崩解时限,含量测定、均匀度检测。
应用推荐