A tax on gasoline , for instance , encourages people to drive smaller , more fuel - efficient cars 例如，对汽油征税，鼓励人们开小型、节油型汽车。
It has those feactures : starting fast , working reliably , saving energy and oil , adapting well 性能特点:起动快,工作可靠,寿命长,节能节油,适应性好。
D . save oil : the machine can soak out the dirty oil liquid from equipments , the filtered oil can be put into the oil box 节油：该机可将设备中脏油吸出，过滤后就地加入油箱重复使用，节省新油。
This research is expected to reduce the rate of fu1e consumption more than l5 % , that wi1l bring extremely high economic and social benefit 本研究设计节油率在15以上，具有极高的经济效益和社会效益。
Test method for measurement of the effects of automotive engine oils on the fuel economy of passenger cars and light - duty trucks in the sequence via spark ignition engine 测定乘用车和轻型卡车火花点燃式发动节油效果的方法
By many experiments , the kind of emulsified diesel oil with best integrate effect of stability , fuel saving and emission decreasing is selected 通过对大量稳定性试验和台架试验，选定稳定性和节油降污综合效果最佳的一种。
Since january of this year boeing has secured deals with seven chinese airlines to purchase over 60 of the new fuel - efficient dreamliners 今年1月份起,波音公司已经与7家中国航空公司签订了购买60多架新型节油“梦幻客机”的协议。
The most obvious part of a drilling rig is called “ a derrick ” . it is used to lift sections of pipe , which are lowered into the hole made by the drill 钻机中最显眼的部件叫“井架” ，井架用来吊升分节油管，把油管放入由钻头打出的孔中。
Energy efficiency fund in jointly efforts of unido , alton fund and netherlands government 5 . distributing cooling , heating and power combined supply system 提高常规发电厂效率技术：研究超声波乳化燃油节油技术以及燃煤发电厂汽轮机余热蒸汽中热能回收技术等。
But the iea believes opec would be able to meet projections if consuming countries adopted oil - saving policies , especially in the transport sector 但是，国际能源机构相信，如果石油消费国家采取节油政策，尤其是在运输领域，石油输出国组织将能够满足预期需求。
