The polytropic efficiency is one of the most significant indicators.

多变效率是最重要的指标之一。

The polytropic processes are used for the performance analysis of Stirling cycle.

应用多变过程来分析斯特林循环性能。

Pursue user-friendly criterion indoor outer space, creation as far as possible many polytropic characteristics.

追求人性化尺度的室内外空间，创造尽量多的多元性特色。

Distinctive originality which is always reflected in the polytropic shopping space brings fashionistas life kaleidoscope.

独特创意的百变空间，开启时尚达人生活万花筒。

The polytropic efficiency is one of the most significant indicators which are used to judge the economical efficiency of the units.

离心式压缩机组广泛应用于石油天然气工业领域，而多变效率是衡量该系统运行经济性的重要指标之一。