정의: Cleaning is the process of removing unwanted substances, such as dirt, dust, and other impurities, from an object or environment. Cleaning is often performed for aesthetic, hygienic, functional, safety, or environmental protection purposes. Cleaning occurs in many different contexts, and uses many different methods. Several occupations are devoted to cleaning.
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| 핵심 연구 분야 | Databases |
|---|---|
| 주요 연도 | 2020년 |
| 주요 연관 키워드 | challenging |
| 좋아요 수 | 0 |