Chapter 3 is the optimal exploitation policy for the renewable biological resources.
第三章是可再生生物资源的最优开发与利用。
The biodiesel is prepared by chemical, physical and biological technology using renewable resources such as vegetable oils and animal fats as raw materials.
生物柴油是以植物油和动物脂肪等可再生资源为原料，通过化学、物理、生物等技术手段而制成的。
The biodiesel is prepared by chemical, physical and biological technology using renewable resources such as vegetable oils and animal fats as raw materials.
生物柴油是以植物油和动物脂肪等可再生资源为原料，通过化学、物理、生物等技术手段而制成的。
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