begrime
常见例句
- To cover with black dirt or soot; begrime.
这房间被烟灰熏黑了。 - To cover with black dirt or soot begrime .
使积满污垢被黑色污垢或煤灰覆盖，弄脏，沾污来源：词友。 - Use to simple chemistry cleanout means to get rid of the begrime in the work-surface of heating exchanger, in order to improve its thermal efficiency of using process.
用简单的化学清洗方法彻底除去换热器工作表面的积垢，提高其在使用过程中的换热效率。 返回 begrime