The development and application of organosilicone modifying acrylic resin,polyurthane,nitrocotton and casein etc. in leather chemical materials at home and abroad are introduced.
介绍了国内外有机硅改性丙烯酸树脂、有机硅改性聚氨酯、有机硅改性硝化棉、有机硅改性酪素等在皮化材料中的发展及。
The development and application of organosilicone modifying acrylic resin,polyurthane,nitrocotton and casein etc. in leather chemical materials at home and abroad are introduced.
介绍了国内外有机硅改性丙烯酸树脂、有机硅改性聚氨酯、有机硅改性硝化棉、有机硅改性酪素等在皮化材料中的发展及。
It is indicated that chimozine is relative to the forming of peritrophic membrane (PMb) and the den-sity of PMb determined whether Nosema Apis Zander can inject in the ventriculus epithelium.
蜂中肠酪素酶与
蜂中肠围食膜的形成有关,而围食膜的致密度又决定了
蜂微孢子虫能否侵入
蜂中肠上皮细胞。
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