近年来这方面的研究开发主要是围绕结构 、 合成 、 表征和催化反应等方面开展的. So your DataContext for "video_length_textbox" is set to by itself, and your IncrementingTextBox class doesn't have a community property termed ConfigurationModel Here's a code produced with the ILSpy from compiled assembly. Course incorporates generated concealed fields and properties. If the value of FuelUni... https://m3mprojectssouthernperipheralroad.blogspot.com