“升降机--启闭机--提取器--起重机”概念、定义、翻译-科学时代

单词	升降机--启闭机--提取器--起重机
释义	水利水电词汇手册 lifter 启闭机；升降机，起重机；提取器
随便看	natural person natural person natural person natural person natural person natural phenomena natural philosophy natural philosophy natural phonology natural pigment natural pigment natural pollination natural pollutant [pollution] natural pollution source natural polymer natural pond natural population natural possession natural powder natural powder natural power factor natural powers and nature natural precooling natural premium natural preservation

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

lifter