“socio-economic metabolism”的概念、定义、翻译、参考文献-科学参考

单词	socio-economic metabolism
释义	socio-economic metabolism Encyclopedia 理学社会经济代谢释 socio-economic metabolism; SEM社会经济代谢社会经济系统与外界环境之间的物质、能量交换以及系统内部的物质、能量的流动转换过程。
随便看	pulse code modulation, PCM pulse coherent transponder pulse coincidence measurement pulse compression pulse-compression radar pulse compressor pulse continuously variable transmission pulse control system pulse counter pulse counting pulse-counting photometer pulse current method pulsed pulse damper pulsed dye technique pulse delay pulse delay circuit pulse delay line pulsed electromagnetic field pulsed electromagnetic field therapy pulse detonation engine pulsed fiber amplifier pulsed field gel electrophoresis，PFGE pulsed field gradient pulsed field gradient (PFG)

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