本发明提供有机化合物、电荷传输材料、电荷传输材料用组合物和 有机电致发光元件。

The present invention provides organic compound, charge-transporting material, composition for charge-transporting material and organic electroluminescent device.

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方波电压源，根据第一控制产生方波电压且将所述电压施加在至少一个有机电致发光元件上，以驱动所述元件；

The source generates a rectangular wave voltage according to a first control, and applies the voltage to at least one organic electroluminescent element, thereby driving the element.

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