然而，体系激发态的第一性原理理论及其计算要比基态的理论计算复杂得多。
However, the first principles computation of excited states is more complexity than ground-state calculations.
为保证数据采集的客观性，应用项目管理理论中有关质量控制的原理对测试结果进行效验。
For the objectivity of the data in testing, it applies the theory of controlled quality in it project management to guarantee it.
传感原理与数据采集处理理论中重点对位移的检测进行了研究，提出了使用鼠标实现位移测量的方法。
The sensing principle and data acquisition and processing theory, especially the testing of the displacement was studied and the method of mouse displacement measurement technology was proposed.
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