The last two years, thanks to electronics, information, materials, technology and other areas of breakthroughs in development, ranked the first of the three U.S. auto manufacturers in the new wave of technological innovation to take out a lot of people in front of a bright research and development results. Many of them are based on the traditional internal combustion engine optimization technology. In-cylinder fuel injection is not a strange word, this is the current trend of the engine industry, one of the cutting-edge technology, but also as an internal combustion engine next phase of the inevitable trend. This January, the lacrosse, June Granville fully introduced by 2010, "The world's top ten engines," the 2.4LSIDI Intelligent direct injection engine. As the nozzle is moved into the cylinder, the fuel injection is more accurate and the atomization effect is better, so the combustion process is more sufficient. More intuitively, the technology has brought more power and less fuel consumption. The test showed that the direct-injection engine than the previous generation of the same displacement model of the power increased by 9.6%, rising power from the original 52kw/l to 57KW/L, the overall operating conditions of oil consumption decreased by 2.2%, cold start hydrocarbon emissions also significantly reduced by 25%. It is worth mentioning that Buick's Sidi Intelligent direct-injection engine is not like the same products as "picky", the normal use of gasoline 93rd, which is undoubtedly to reduce the daily use costs greatly help. In addition, the former only used for Mercedes-Benz, BMW, Cadillac and other luxury brands of the active suspension is also the first Buick to introduce high-end models, let people see this high-tech equipment towards the dawn of popularization. Buick's CDC full time active damping system can change the damping soft hardness at any time, taking into consideration the dual pleasures of manipulation and comfort. The lacrosse model is fitted with this system. Located in four wheels and front and rear frame of 6 electronic sensors scan 100 times per second traffic information, the computer according to the actual situation at any time to change the damping coefficient of the shock absorber, so as to more safely inhibit the body in the bumpy road of irregular beating and bend side tilting. Wen/Yunpeng
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