here is an isosbestic point in absorption spectra of continuous variation method ,the composition and stability constant of complexes can be determined simultaneously with it.
经证实连续变量法（ｊｏｂ法）吸收光谱中可形成一个等色点。
Association and Isochromatization of Ion Pair of the Acid and Basic;
酸碱染料离子的缔合及等色化
the condition in which the isochromatic lines are sparse.
本文论述了在小应变、即等色线稀疏情况下，根据不同色彩的等色线及对应的条纹级数，较精确地确定所需截面上各点条纹值的方法。