PURPOSE:To suppress the disorder of an image in a boundary part to the tip void, and to obtain the image of a good quality by specifying width of an opening part of a grid electrode. CONSTITUTION:A grid electrode 2 controls the surface potential of a photosensitive body. When a non-elect...
A radiation and static electricity suppression device is disclosed that is formed of a mesh fabric having at least some of the yarns capable of conducting ... LHM Jandrell 被引量: 0发表: 1989年 A device Foer ATT ELIMINERA statisk elektricitet. The invention relates to a device, which ent...
晚清民国著名实业家,教育家,慈善家熊希龄创办的香山慈幼院是中国近代最大的民间慈幼机构.香山感化院作为矫治慈幼院顽劣儿童的附属机构,也成为中国近代少年感化教育之先声.北京政府司法部借香山感化院办学基础,合并创办北京感化学校,仍由熊希龄任校长.该校根据以往劝诫顽劣儿童的历史经验,采用佛教善恶因果报应理论及其鲜活...