oil drum carrier是什么意思

用法例句

This paper expounds the status quo of oil drum cleaning in the PLA, introduces the structure, the cleaning technological process, and technological characteristics of a new cleaning device for the oil drums.

阐述了目前油桶的清洗现状,介绍了新型油桶清洗装置的单元组成及清洗工艺流程及技术特点。