空气的压缩比是在绝对压力计算的。
最终，用自由空气的数量乘以空气的压缩比即可得出排水所需的压力，以确定选择哪种空压机。
Finally, with the air of freedom multiplied by the number of air compression ratio that the pressure can be drainage, to determine choose which kind of air compressor.
利用压缩比与平直段的长度存在补偿效应的结论，从压力分布及压力降的比较中考察其对熔接痕形成的影响。
Using the theory of compensation effect between compress ratio and the length of straight section, the pressure of flow channel were mainly study according its influence on melt line.
结论硬膜囊上所受的压力同压缩比、压缩头直径以及颈椎姿势关系密切。
Conclusion the force induced on the dura relate strongly with the compression ratio, the diameter of CIP and the posture of the cervical spine.
结论硬膜囊上所受的压力同压缩比、压缩头直径以及颈椎姿势关系密切。
Conclusion the force induced on the dura relate strongly with the compression ratio, the diameter of CIP and the posture of the cervical spine.
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