本发明的有机材料在有机电致发光器件中可用作电子传输层。
The organic material of the invention can be used as an electron transport layer in the OELD.
所述化合物可制备成膜，且所述膜可用作有机发光器件中的空穴传输层、发光层或电子传输层。
The compounds may be prepared as films and such films may be used as a hole transporting layer, an emissive layer or an electron transporting layer in organic light emitting devices.
并且这种电致发光器件的稳定性明显改善，另外在器件结构中加入电子传输层可明显提高器件的发光效率。
And the stability of light-emitting diodes made from the blends is improved greatly, as well as the efficiency if an electron-trans porting layer was sandwiched in the diodes.
文件传输和电子邮件工作在这一层。
在OSI模型的那一层提供网路服务去处理电子邮件何档案传输程式?。
Which layer of the OSI model provides network services to processes in electronic mail and file transfer programs?
在OSI模型的那一层提供网路服务去处理电子邮件何档案传输程式?。
Which layer of the OSI model provides network services to processes in electronic mail and file transfer programs?
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