理化性因素 (physical and chemical agents) • 化学性因素 (chemical agents) 可导致机体损伤或疾病的强酸、 强碱、化学毒物以及动植物毒性物 质。
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影响土壤铅的植物有效性的因素包括土壤铅全量、土壤理化性质、土壤微生物、高等植物等。
The main factors that affect the availability of Pb in soil are the total amount of Pb, soil nature, soil microbial, and plants growing on the soil, etc.
综述了反胶束的理化性质及测定方法、影响因素，及其在药剂学领域的应用进展。
The physicochemical characterization and influential factors of reverse micelles as well as their applications in pharmaceutics are reviewed.
研究了树脂的种类、阻燃剂的种类、阻燃剂的添加量等因素对阻燃效果和涂料理化性能的影响。
Influence of factors such as resin kinds, flame retardant kinds and added quantity of the flame retardant on flame retarding effect and physicochemical performance of the nitrolacquer was analyzed.
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