本发明涉及一类含有胆固醇结构的亚胺类凝胶的制备方法和性能测试。
The invention relates to a method for making imines gel containing cholesterol structure and a performance testing of the same.
膏状和凝胶状牙膏通常含有一些像甘油这一类能够防止牙膏脱水的物质。
Paste and gel formulations often contain substances like glycerol to prevent the toothpaste from drying out.
虽然气凝胶被归入固体类物质，但它99%的成分是气体，这使得气凝胶拥有云雾状的外观。
Although aerogel is classed as a solid, 99% of the substance is made up of gas, which gives it a cloudy appearance.
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