其中有些租车公司，如赫兹公司和阿维丝公司，其分公司遍及国内外。
Some of them, like Hertz and Avis, are nationwide and have branches abroad as well.
对比了国内外帘线用钢的质量差距，并对断丝的机理和原因进行了分析。
Quality gap between overseas and domestic steel for tyre cord was discussed and wire breakage mechanism was analyzed.
特别提示用户：每次烹饪后，一定要将锅的内外表面用流动水冲洗干净，最好采用金属丝球，以求彻底，这样能保持锅具的长久如新。
Specially prompt: To keep the pot new, you'd better clean the pot using metal cleaning ball after each use. we advocate cooking in low temperature.
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