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单词
指示剂
释义
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Encyclopedia
工学
指示剂
释
indicator
指示剂
在容量分析中能显示终点的分析试剂。
理学
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释
indicator
指示剂
一类能因某化合物的存在或介质特性（如酸碱性、氧化还原电位等）的改变而变换自身颜色等的化学试剂。滴定分析中指示剂能在滴定反应的化学计量点附近产生颜色、沉淀等可察觉变化，从而指示滴定终点。
Physics
indicator
①指示器 ②指示剂 ③示功器｛机｝
Chemistry
＞分析化学＞化学分析＞释义
indicator
指示剂
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center of mass angle
center of mass coordinate system
center-of-mass coordinate system
center-of-mass energy
center of masses
center of mass frame
center-of-mass frame
center of moment
center-of-momentum frame
center of momentum system
Center of National Railway Intelligent Transportation System Engineering and Technology
center of oscillation
center of percussion
center of perspectivity
center of polarity
center of principal curvature
center of projection
center of purity
center of range
center of reduction
center of reflection
center of rotation
center of similarity
center of similitude
center of subsidence
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。
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更新时间：2025/11/28 10:32:01