水果吸塑包装盒 Pear Tray
使用水下呼吸管包装 Snorkelling Package
高吸水性树脂包膜尿素 super absorbent polymer coated urea
包覆吸水性材料椭圆管 ellipse type tube wrapped with absorbing water materials
本文研究了PVC包覆处理对苎麻落麻纤维的吸水性、纤维表面状态、纤维单丝强度等的影响。
The effect of cover treatment with PVC on the absorptivity, filament strength and surface state of the noil ramie is studied in the paper.
ASTM D570塑料吸水率的标准试验方法简介：ASTM D570包括了塑料在浸水时相对吸水率的试验方法。
ASTM D570 Standard Test Method for Water Absorption of Plastics scope:this test method covers the detetmination of the relative rate of absorption water by plastics when immersed.
吸水度高的微球载药量和包封率较吸水度低的微球高。
Compared to microspheres with low water absorbing rate, the high batches had higher drug-loading rate and entrapment rate.
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