Pyrethrum possesses some ideal characteristics of environmental compatible chemical pesticide, however its photo lability and expensive price limit its broad use in the field.
天然除虫菊酯虽然具有理想化学农药的一些特性，但光不稳定性和昂贵的价格限制其大面积使用。
This paper narrates the characteristics of UV cured materials and research status of photo-initiators, focusing on research progress of the application of UV cured coatings.
介绍了紫外光固化材料的特点和光引发剂的研究现状。主要综述了其应用在紫外光固化涂料的研究进展。
Their morphological characteristics were described in Chinese and Latin with microscopical photo plates.
其形态特征有汉文和拉丁文描述以及显微照像图版。
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