The colloidal particle is the polycondensate of hydrated silica gel (multi-silica acid), belongs to a non-crystalline-state substance.

是具有固体特性的胶态体系，由形成凝集结构的胶体粒子构成。

Methods 80 cases (90 eyes) of chronic dacryoadenitis or simple obstruction of nasolacrimal duct were treated by inverse planting silica gel tubes.

方法对80例(92只眼)慢性泪囊炎、单纯鼻泪管堵塞患者行逆植球头硅胶管治疗。

The soybean phosphatidylethanolamine and phosphatidylinositol were prepared by combining methods of solvents extraction and silica gel column chromatography from soybean oil sediment.

采用溶剂萃取法和柱色谱法相结合的工艺,从大豆油脚中制备肌醇磷脂,研究了不同洗脱剂对柱色谱分离脑磷脂和肌醇磷脂效果的影响。

Objective To study the treatment effects of chronic dacryoadenitis and obstruction of nasolacrimal duct by inverse planting silica gel tubes with spherical end.

目的探讨逆植球头硅胶管治疗慢性泪囊炎、单纯鼻泪管堵塞的临床疗效。

A study was made of the effect of using silica gel and macroporous resin I as absorbent in column chromatography on the separation of tigogenin.

研究用硅胶、大孔树脂Ⅰ作为吸附剂的柱色谱的分离效果。