"查查词典"手机版
千万人都在用的超大词汇词典翻译APP
- Automatic checkweighing and weight grading instruments
自动重量检查仪和重量分级仪 - Spectrometry is a high - grade instrument in chemistry analysis , which is much costly
分光度计是化学分析中常用的高级分析仪器,仪器价格高。
Last modified time:Sun, 17 Aug 2025 00:29:56 GMT