The performance of the prototype adopting PPN electronic injection system has been trial-tested.
对采用PPN电喷系统的样机性能进行了探索性试验。
Modern high speed electronic injection diesel engine has many advantages when used onboard tugs and workboats for propulsion.
现代高速电子喷油柴油机在拖轮和工作船推进主机的应用中，体现出很多优点。
New vehicles are equipped with electronic injection technology instead of carburators. Clean fuel will replace non-leaded gasoline gradually.
汽车告别了化油器，进入了电喷时期，车用汽油也必须由无铅化向清洁化迈进。
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