“水的硬度”的概念、定义、翻译、参考文献-科学参考

单词	水的硬度
释义	水的硬度 Encyclopedia 理学环境分析释 hardness of water水的硬度度量水中钙离子（Ca2+）、镁离子（Mg2+）浓度的水质指标。 Chemistry ＞无机化学＞无机化学基本概念与无机化合物＞释义 hardness of water水的硬度
随便看	Nine Miss Nine Monks Nine Monks's Collected Poems Nine Mountains School of Seon Buddhism Nine Nights nine old men in Huichang period Nine Pacification Commissions nine palace lattice composition nine-point center nine point circle nine-point circle nine-point conic Nine Punishments nine rank system Nine Rivers nine-six supplementation and draining method Nine Songs Nine Songs by Zhang Wo nine steps of interrogation nine techniques of needling Nineteen Ancient Poems Nineteen Ci-Poems of Song Dynasty Nineteen Eighty-Four nineteen incompatibilities Nineteenth National Congress of Communist Party of China

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。