为此，对一部分解放牌侧置气门汽油机的燃烧室改造为球形，提高压缩比到7.2：1，并改进进气系统，从而使功率、扭矩和燃油经济性都有所提高。

So we improve the old truck gasoline engine with side valve by raising its compression ratio to 7.2: 1 by using partial spherical chamber. The intake system is also improved.

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一种尘肺病治疗诊断装置，包括具有可移动床面的床体，在床面上下两侧对置设置一组电磁线圈，使床面置于强磁场之中，电磁线圈外接磁化电源。

The said apparatus includes a movable bed, a set of electromagnetic coils oppositely mounted over and below the bed, and a magnetizing supply for electromagnetic coils.

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