首先宝马在这次车展上推出了i3这款电池动力轿车，它使用了铝合金框架和碳纤维车身，重量只相当于一台普通宝马3系轿车的80%。
For starters, it unveiled the i3, a battery-powered car with a carbon fiber body affixed to an aluminum frame that weighs just 80% as much as a typical 3-series.
同时对偶接了LY 12 CZ铝合金的炭纤维环氧复合材料也进行了腐蚀浸泡对比试验。
The corrosion behavior of GECM coupled with the LY12CZ aluminum alloy was also observed in immersion test.
机身部分用铝合金和白色竹纤维构成，超质感和前卫。
Part white with aluminium alloy and fuselage Bamboo fibre, simple sense and halfback.
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