The apparatus of drop volume method was made in this paper, accuracy of which was verified according to the literature value.
采用自制的滴体积法实验装置，以蒸馏水的表面张力作为标准，检验了其精确性。
The dynamic surface tensions(DST) of aqueous cetylpyridinium bromide(CPB)solutions at various concentrations was measured, by using the drop volume method.
滴体积法测定了十六烷基溴化吡啶（CPB）水溶液的动态表面张力。
The instrument introduced here is easily to be constructed, and also can be used to measure the interfacial tension by the method of drop volume.
悬滴法界面张力测定仪组装方便，亦可作滴体积法界面张力测定。
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