题目内容
空燃比大于14.7:1的混合气为()。
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过量空气系数大于1的混合气为()。
动力性最佳情况下的混合气浓度也是最经济的混合气浓度。（ ）
混合气浓度在1.11的情况下，热效率最高，功率也最高。（ ）
“Made in China” lost its novelty long ago. The label has become __1__ in much of the world, stick to shoes, toys, clothes and a host of other items produced for global companies. What is novelty, however, are China-made goods __2__ under Chinese brand names. Only a handful of Chinese firms so __3__ have the money and the management technique to establish international __4__. Most of the vast companies are struggling to get even national recognition. But the pioneering companies which have started exploring overseas market might be __5__as on the beginning of something big.Some __6__ that individually, with the help of enterprising local management or eager multinational partners wanting to add new products to their stable, Chinese brands could become a global phenomenon within a decade, marketed on quality and foreign appeal, as __7__ as competitive pricing.The concept of Chinese brands has been evolving through the 1990s, but is now getting __8__ attention at home. Although the domestic market is still robust, a handful of __9__ enterprises, or SOEs, including listed Chinese companies, are now looking to establish international brands because they believe the quality of both their products and their management has __10__. Chinese joint ventures think their products can compete on quality with foreign brands anywhere, while enjoying the advantage of being perceived as exotic.
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