The air compressor supplies the compressed air, the stability of the air compressor is related to the lifting efficiency.
空压机作为气举系统的能量来源，它的稳定性对气举的提升效率有很大的关系。
A fast weight lifter with high sensitivity and very high lifting efficiency may be used widely in construction, equipment maintenance, vehicle tyre replacement and other place needing weight lifting.
“底段可调高偏心盘加压式快速举重器”。是一项灵敏性能较高，其举升效率较别的型式举重器要高得多，能广泛用于建筑施工，设备维修，汽车轮胎更换等重物的举升工作。
The integer DCT was implemented by lifting matrix to promote efficiency, and the transformed signal could be reconstructed completely.
利用提升矩阵，实现了整型DCT变换，进一步提高了运算效率的同时，使信号可精确重构。
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