并根据公式对弱酸（碱）滴定突跃范围的影响因素进行探讨。
The influencing factors for the jumping range of weak acid(base) titration were discussed by the formulas.
作为粘土酸，氧化物表面的酸性较弱，其表面质子逐步解离，使滴定曲线不出现突跃。
As clay acids, the proton on oxide surfaces dissociated gradually, so the titration curves showed no inflexions.
建立了酸碱滴定的滴定曲线方程，并讨论了方程中各项的物理意义及影响滴定突跃范围的因素。
Set up a curvilineal equation of acid-base titration, and every pHysics meanings in the equation and factors of the effect its titrate suddenly jump range were discussed.
导出了一个内含最大敏锐指数的终点误差公式，由此获得了一个计算沉淀滴定突跃范围的公式。
Special attention has been paid to relationship between the end point error and maximum sharpness index for precipitation titration.
本文从化学平衡计算出发，对四大滴定分析进行讨论，建立确定滴定分析突跃范围的数学表达式。
According to the chemical equilibrium calculation, this paper discuses the four kinds of titration analysis and proposes mathematical expressions of jump range of these titrations thereby.
结果表明，HPMC粘度增加使药物释放滞后时间延长，但高粘度HPMC会导致药物释放无明显突跃点；
The results showed that the lag time before drug release was lengthened with the increase of the viscosity grade of HPMC.
结果表明，HPMC粘度增加使药物释放滞后时间延长，但高粘度HPMC会导致药物释放无明显突跃点；
The results showed that the lag time before drug release was lengthened with the increase of the viscosity grade of HPMC.
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