“grade and purification of reagent”的概念、定义、翻译、参考文献-科学参考

单词	grade and purification of reagent
释义	grade and purification of reagent Encyclopedia 理学【试剂和试样】释 grade and purification of reagent试剂品级和提纯化学试剂在分析化学中的应用极为广泛，试剂的品级与规格应根据具体使用情况和要求加以选择。
随便看	Collection of Ni Wenxi collection of numbers Collection of Oracle Bone Inscriptions Collection of Ou Taishi Collection of Ou Yubu collection of papers Collection of Pictures and Writings, copper letter press (1726), fourth year of the Yongzheng era, Qing Dynasty Collection of Poems and Essays by Mr.Li Gulian Collection of Poems and Essays of the Tang Dynasty, block-printed edition by Lin'an Prefecture (1139), ninth year of the Shaoxing era, Song Dynasty Collection of Poems and Proses of Liao Dynasty Collection of Poems in Tubo Period Collection of Poetries of One Hundred Masters in Song Dynasty Collection of Poets’ Precious Remarks collection of points Collection of Proverb in Tangut Script Collection of Putian Zhongfen Collection of Qing Dynasty Archival Documents Collection of Quan Zaizhi Collection of Quyi Study Collection of Qu You's Ci Poems Collection of Qu Zhongxuan Collection of Rare Editions collection of reprinted articles Collection of Scientific and Technological Archaeology collection of scientific and technological archives

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。