derived fossil 中文意思是什麼
derived fossil
解釋
衍生化石-
About 90 per cent of the energy used in the united states is derived from the fossil fuels.
美國使用的能量，大約90來源於化石燃料。 -
How long can we continue to supplement agroecosystems with energy derived from declining fossil fuel supplies ?
由於礦物燃料供應量下降，我們供應農業生態系統能量能持續多久？ -
Humic acid usually formed from phytoplanktons, zooplanktons, and epicontinental vascular plants through biodegraded and condensated reaction. krogen derived either from humic acid or from the reworking materials. differing from humic acid and kerogen, bc was produced from the incomplete combustion of fossil fuels and biomass
並且不同的有機質有不同的來源，腐殖酸通常是浮游生物和陸生的高等植物經過生物降解、聚合等過程形成的；乾酪根是腐殖酸進一步演化而成，既有原生的也有異地遷移而來的；碳黑則不同於腐殖酸和乾酪根，它是生物質和煤、油等化石燃料經過燃燒產生的。
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