化学助剂

Several kinds of chemical aids for cane sugar processing were reviewed.

介绍了各种化学助剂在糖厂应用的情况。

Manufacturing sales: catalyst, chemical fertilizer, cement, asphalt.

制造销售：催化剂、化学助剂、粘合剂、沥青。

Oil field development needs large amount of chemical assistants, which are so expensive that the development cost is increased.

油田开发需要大量的化学助剂，由于昂贵的价格影响了成本。

BYK Additives & Instruments is one of the world´s leading suppliers in the field of additives and measuringinstruments.

毕克化学助剂和仪器事业部是全球助剂和测量仪器的领先供应商之一。

For oilfield chemical additives, such as clay anti-swelling agent, thickening agent used oil acidification.

聚丙烯酰胺还可用于油田化学助剂，如粘土防膨剂、油田酸化用稠化剂。