名词
中文翻译：无迹开采
同义词：
['untraceable mining', 'undetected mining']
例句：
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1. The company's new trackless mining technology promises to revolutionize the mining industry.
该公司的新技术承诺将彻底改变矿业行业。
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2. The environmental impact of trackless mining is a major concern for many countries.
无迹开采对许多国家的环境影响是一个主要问题。
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3. The trackless mining method has been shown to be more efficient than traditional methods.
无迹开采方法已被证明比传统方法更高效。