名词中文翻译1
中文翻译：Unknown
同义词：
['darkness level', 'dark grade']
例句：
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1.The engineer measured the temperature at different dark grades to determine the optimal operating temperature.
工程师测量了不同暗色等级的温度，以确定最佳的操作温度。
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2. The company has developed a new product with a dark grade that is more resistant to wear and tear.
该公司开发了一种新产品，具有更高的耐磨损度，属于暗色等级。
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3.The research team found that the dark grade of the soil had a significant impact on the growth of crops.
研究团队发现，土壤的暗色等级对农作物的生长有显著影响。