Either the natural circle material flow or the social circle material flow and the economic circle material flow are all having the four attributes (RPMF).
无论自然界物流，还是社会界物流，经济界物流，都具有这四个方面属性(RPMF)。
Either the natural circle material flow or the social circle material flow and the economic circle material flow are all having the four attributes (RPMF).
无论自然界物流，还是社会界物流，经济界物流，都具有这四个方面属性(RPMF)。
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