“Ringelman's smoke chart”的概念、定义、翻译、参考文献-科学参考

单词	Ringelman's smoke chart
释义	Ringelman's smoke chart Chemistry ＞环境化学＞大气环境化学＞释义 Ringelman's smoke chart林格曼烟尘浓度图
随便看	local port local potential local pressure drop in two-phase flow local principle local problem local procedure call local product local production network local production system local product structure local property local provenance trial local quadratic approximation local qualitative theory local quasigroup local race local radio source Local railway local realization local record local records Local Records of Ba and Shu Local Records of Rehe local reduction local reference frame

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