Results: The air inflation system was small and easy to be carried.

结果：自制的气囊定压注气系统具有体积小、重量轻和便于携带的特点。

The inflator can be conveniently disassembled for air inflation of tyres.

气筒可方便卸下用于车胎等充气。

A system and method for maintaining an air inflation mattress configuration sufficient for patient support and comfort.

用于维持足以支撑病人和使病人舒适的充气床垫结构的系统和方法。

This article introduces the shrinking mechanism and molding process of heat-shrinkable tubes, Such as air inflation, mechanical expanding and winding etc.

本文介绍了热收缩套管的收缩机理及成型方法，如气压吹胀法、机械扩张法和缠绕法等。

Frequent occurred crack crevice phenomenas of air inflation concrete bricks are discussed in the paper, the procreant reasons of the crevice are analysed. A prevention and cure methods are proposed.

文章针对加气混凝土砌块应用中墙体常发生裂缝这一现象进行研究，分析了加气混凝土墙体裂缝产生的原因，并提出了修补与防治措施。