名词
中文翻译：金属等级
同义词：
['quality', 'grade', 'standard例句：1. The new car has a metal-grade that is unmatched in the market.（这款新车的金属质量在市场上无可匹敌。）2. The engineer carefully inspected the metal-grade of the new machine.（工程师仔细检查了新机器的金属质量。）']
例句：
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1. The new car has a metal-grade that is unmatched in the market.
这款新车的金属质量在市场上无可匹敌。
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2. The engineer carefully inspected the metal-grade of the new machine.
工程师仔细检查了新机器的金属质量。
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3.The company's metal-grade standards are among the highest in the industry.
该公司的金属质量标准在行业中处于最高水平。