| 单词 | quantitative chemical analysis |
| 释义 | quantitative chemical analysis (once / 909178 pages) n WORD FAMILY quantitative chemical analysis USAGE EXAMPLESAn Introductory course of quantitative chemical analysis, with explanatory notes. Library of Congress. Copyright Office, U.S. Copyright Renewals, 1959 Janua...(2010) n chemical analysis to determine the amounts of each element in the substance Syn|Hypo|Hyper quantitative analysis colorimetric analysis, colorimetry quantitative chemical analysis by color using a colorimeter volumetric analysisquantitative analysis by the use of definite volumes of standard solutions or reagents volumetric analysisdetermination of the volume of gases (or changes in their volume) during combination gravimetric analysisquantitative analysis by weight acidimetryvolumetric analysis using standard solutions of acids to measure the amount of a base present alkalimetryvolumetric analysis using standard solutions of alkali to measure the amount of acid present titrationa measured amount of a solution of unknown concentration is added to a known volume of a second solution until the reaction between them is just complete; the concentration of the unknown solution (the titer) can then be calculated chemical analysis, qualitative analysis the act of decomposing a substance into its constituent elements measure, measurement, measuring, mensurationthe act or process of assigning numbers to phenomena according to a rule |
| 随便看 |
英语词典包含147318条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。