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落球法液体粘滞系数测定仪的改进
引用本文:代伟,杨晓晖.落球法液体粘滞系数测定仪的改进[J].大学物理实验,2006,19(4):36-38.
作者姓名:代伟  杨晓晖
作者单位:西华师范大学,南充,637002
摘    要:通过对落球法液体粘滞系数测定仪的改进,消除了传统仪器的诸多弊端,保证了金属小球沿容器中心准确下落,计时准确性也明显提高,从而使测量误差大大降低。

关 键 词:落球法  粘滞阻力  粘滞系数
文章编号:1007-2934(2006)04-0036-03
收稿时间:03 6 2006 12:00AM
修稿时间:2006年3月6日

FALLING - SPHERE METHOD COEFFICIENT MODIFYING LIQUID VISCOSITY RECOGNIZER
Dai Wei,Yang Xiaohui.FALLING - SPHERE METHOD COEFFICIENT MODIFYING LIQUID VISCOSITY RECOGNIZER[J].Physical Experiment of College,2006,19(4):36-38.
Authors:Dai Wei  Yang Xiaohui
Institution:College of Physical and Electronic Information, China West Normal University, Nanchong,637002
Abstract:Through modifying by using liguid viscosity coefficient recegnizer falling-sphere method,we have eliminated many malpractices of traditional instrument,and guaranteed the prill falls along the vessel center accurately.Thus the accuracy of timing obviously increeases the measuring error reduces greatly.
Keywords:falling-sphere method  liquid resistance  viscosity coefficient  
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