polystyrene sphere 中文意思是什麼
polystyrene sphere
解釋
聚苯乙烯泡沫塑料球- polystyrene : n. 【化學】聚苯乙烯。
- sphere : n 1 球；球體，圓體，球面，球形。2 天體；星，行星。3 地球儀，天體儀。4 【天文學】天球；天空。5 （...
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The polystyrene particles with 2. 8 micrometer mean diameter were prepared by dispersion polymerization and hollow porous micro - sphere were prepared by extraction after seeding emulsion polymerization. particles with multi - hollow structure were obtained and characterized by sem, additionally the mechanism and factor about formation of porous structure were also discussed. to prepare the biodegradable nano - particles, reversed - phase micro - emulsion and ionotropic gelation methods were used
利用分散聚合法制得了粒徑約為3 m的聚苯乙烯種子微球，再通過溶脹、交聯、種子乳液聚合及萃取處理，最後得到中空多孔的聚合微球，並討論了其成孔機理和各博士論文功能型復合超微粒子的制備研究因素的影響。 -
The enterprise china petroleum & chemical corp. is well - known and engaged not only in beijing, but also in the specialized industries of its sphere of activity, with catalytic, titanium, efficient and at the same time with clearing, preparation and polystyrene a competent partner
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