肇庆学院学报
肇慶學院學報
조경학원학보
JOURNAL OF ZHAOQING UNIVERSITY
2011年
5期
57-59
,共3页
电光分析天平%间接称量%问题分析
電光分析天平%間接稱量%問題分析
전광분석천평%간접칭량%문제분석
electro-optical analytical balance%indirect weighing%problem analysis
电光分析天平的使用是化学专业学生实验训练的开始,实验操作步骤多,要求准确度高,学生刚接触实验,往往会出现很多问题.现以间接法称量草酸为例,对电光分析天平的间接称量法进行逐步讲解,并依次分析学生在称量过程中的常见问题.
電光分析天平的使用是化學專業學生實驗訓練的開始,實驗操作步驟多,要求準確度高,學生剛接觸實驗,往往會齣現很多問題.現以間接法稱量草痠為例,對電光分析天平的間接稱量法進行逐步講解,併依次分析學生在稱量過程中的常見問題.
전광분석천평적사용시화학전업학생실험훈련적개시,실험조작보취다,요구준학도고,학생강접촉실험,왕왕회출현흔다문제.현이간접법칭량초산위례,대전광분석천평적간접칭량법진행축보강해,병의차분석학생재칭량과정중적상견문제.
The use of electro-optical analytical balance is the beginning of experiment training for students majoring in chemistry.Students who have just come into contact with the experiment often encounter a lot of problems due to the multi-procedures and high request accuracy.Taking the oxalic acid as an example, the indirect weight method of analytical balance is comprehended,and the students' common problems occurring in the weighing process are analyzed.