针对增压直喷柴油机，开展了应用废气再循环（EGR）技术降低氮氧化物（NOx）排放的研究。
The technology of exhaust gas recirculation (EGR) has been researched in a turbocharged direct-injected diesel engine in order to reduce Nitrogen Oxides (NOX) emission.
两公司已经开展了应用通用公司汽车平台作为基础来集成电力控制技术的可行性研究，更多的细节将在不久的将来宣布。
The two companies have begun feasibility studies of GM's vehicle platforms sometime back to host the electric technology and they will announce more details about the vehicles soon.
开展了石楠在北京地区的引种和示范应用。
The introduction and demonstration application of photinia serrulata in Beijing area were carried out.
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