electric defroster
常見例句
- This paper reviews the maintenance and innovation of the lead shell and tube electric defroster with 146 pipes, as well as its quality control. Its effect in production is also summarized.
回顧146管鉛列管型電除霧器的大修技術改造情況及其質量控制要求，總結投入生產后的效果。 返回 electric defroster