怀疑派的模式倾向于，他们平静地认为，可再生资源技术进步的步伐太过缓慢，极大地增加了尝试限制碳排放量的费用。
The skeptics' models tended to assume, quietly, that the pace of technological advance for renewable energy would be sluggish - significantly raising the costs of trying to cap carbon emissions.
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.
因此，未来的激光雕刻技术，注重节约能源，绿色技术和可再生资源的利用可能对税收优惠的资格。
As a result, future laser engraving technologies that focus on energy conservation, utilization of green technologies and renewable resources may be eligible for tax incentives.
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