词汇	节约能源资源
释义	节约能源资源 save energy and resources
随便看	Proportion of three jump distance proportion of total expenditure spent on food proportion of total value method of weighting proportion of total value methods of weighting proportion of traffic proportion of transferring mode proportion of urban population proportion of virus carder rats proportion of weight to height proportion oil proportion one's expenses to one's receipts proportion optimization Propor-tion Optimization proportion parameter proportion-plus-derivative control proportion principle proportion pump proportion ratio proportion reinsurance Proportion relation Proportion relief valve proportion resonant controller proportion restriction of cross-ownership proportions proportion scale