The latest fires are in addition to a battery fire in a crash-tested Volt six months ago.
其实，最近的火灾另外也是六个月前的一次碰撞测试后的沃特车电池引发的。
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One of the units (being tested for use in NHTSA crash studies) also has accelerometers, gyros, and other onboard sensors to measure emissions, fuel mileage, etc.
A video of China's best-selling car in Russia, the $9,000 Chery Amulet, collapsing as if made from cardboard when crash-tested by a Russian magazine has become a favourite on YouTube.