The environment and human beings were polluted seriously by benzene and high dust in traditional pesticide formulation such as Emulsifiable Concentrate, Wettable Powders and Powders.
传统的农药剂型乳油、可湿性粉剂、粉剂，因剂型含有苯类及粉尘，可对环境和人员造成严重的污染和危害。
Reaction mechanism, technological process, and formulation of a cheap starch and urea-formaldehyde compound adhesive for saw-dust and shaving boards are mainly described in this paper.
本文着重介绍了锯末刨花板用价廉物美的淀粉脲醛复合粘合剂制作的反应机理、工艺流程及配方等。
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