The force constants and spectroscopic data have also been worked out.
在此基础上计算出了力常数和光谱数据。
In part three, we reported the experimental procedure and spectroscopic data etc.
第三部分是实验部分，讲述了实验的具体步骤和化合物的结构表征数据。
The diffraction method is appreciably lower than that of the spectroscopic method.
衍射法的精确度显然低于光谱法的精确度。
The diffraction method is appreciably lower than that of the spectroscopic method.
衍射法的精确度显然低于光谱法的精确度。
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