These devices have active functions to improve power quality, enhance stability of power network and transient characteristic of power system.
这些装置对改善电能质量，提高电网的稳定性和系统的暂态特性有着积极的作用。
This article introduce a preparation method of water dispersible granules of 70% Imidacloprid, Including its characteristic, formulation selection, quality and technology standard, storage stability?
介绍了70%吡虫啉水分散粒剂的制备方法，简述了该制剂的特点、配方选择、质量技术标准、贮藏稳定性。
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