本文分析了我国某些炼厂的气体尚未合理利用的主要原因，并提出了七条具体建议。
Seven proposals concerning the reasonable utilization of refinery gases are presented based on the analysis of the present situation of refineries in China.
利用MATLAB的数值回归分析功能，得到了几种常见理想气体定容比热容与温度的线性回归公式，数理统计分析的结果证明了这些回归公式的合理性，回归公式的最大相对误差低于5%。
Several linear regression equations of the specific heat at constant volume for ideal gas based on MATLAB were proposed and proved by mathematical statistics, with maximum relative error less than 5%.
不仅如此，捷豹路虎更以实际行动在运营中持续降低温室气体和废物排放、合理利用自然资源。
In addition, JLR adopts an active CSR programme aiming to continuously reduce greenhouse gas and waste emissions from its operations as well as make full use of natural resources wherever possible.
不仅如此，捷豹路虎更以实际行动在运营中持续降低温室气体和废物排放、合理利用自然资源。
In addition, JLR adopts an active CSR programme aiming to continuously reduce greenhouse gas and waste emissions from its operations as well as make full use of natural resources wherever possible.
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