BORDERING METAL SHAPE IN PARTICULAR FOR SCHOOL BLACKBOARDS

• 1. 工业设施、特别是金属生产工业或铝或钢铁工业的设施和用于运行工业设施、特别是金属生产工业或铝或钢铁工业的设施的方法 [P] . 中国专利： CN114026511A . 2022-02-08
• 2. 一种用于学校教学黑板的自动除尘环保装置 [P] . 中国专利： CN112319105A . 2021-02-05
• 3. CHALK SHELF SHAPE FOR SCHOOL BLACKBOARDS [P] . PL101875U1 . 1996-07-22

  机译： 学校黑板的粉笔框形状

• 4. A new system for blackboards or metal foils on them can be implemented easily with chalk or gypsum, this all exercises of Reading, writing, arithmeticDrawing Geometry and is used in schools and Colleges on the P [P] . ES33990A1 . 1904-06-16

  机译： 可以使用粉笔或石膏轻松实现一种新的黑板或金属箔系统，这些系统都可以进行阅读，书写，算术绘制几何的所有练习，并且在P的学校和学院中使用

• 5. HINGE SHAPE FOR A SCHOOL COLLAPSIBLE BLACKBOARD HINGES [P] . PL101873U1 . 1996-07-22

  机译： 学校可折叠黑板铰链的铰链形状

• 1. Keeping in School Shape (KiSS): A Program for Rehearsing Math Skills over Breaks from School [J] . Carla C.van de Sande 国际教育与实践（英文） . 2019,第004期
• 2. Trace Metals in PM2.5: A Story beyond Border [J] . SONG Jianlan1 中国科学院院刊：英文版 . 2018,第003期
• 3. Trace Metals in PM2.5:A Story beyond Border [J] . 中国科学院院刊：英文版 . 2018,第003期
• 4. Trace Metals in PM2.5：A Story beyond Border [J] . SONG Jianlan 中国科学院院刊：英文版 . 2015,第004期
• 5. Curriculum Exchange: Middle School Students Go Beyond Blackboards to Solve the Grand Challenges [C] . Austin Bates Talley, Richard H. Crawford, Christina Kay White American Society for Engineering Education Annual Conference and Exposition . 2014
• 6. Blackboard vs. MySpace: Tracing urban adolescent identities and literacy practices within school and out-of-school online communities. [D] . McGarvey, John C. 2010
• 7. Beyond Blackboards: Engaging Underserved Middle School Students in Engineering [O] . Sarah Blanchard, Justina Judy, Chandra Muller, -1
• 8. Blackboards in Schools. [O] . Q. Cincinnatus Smith 1897

• 1. Symposium of "Shaping and Forming of High Strength Steel,Titanium, and Light Metals" at 2010 MS&T Conference [J] . . 中国铸造 . 2010,第001期
• 2. 土工膜应用于岩基、软基特别是湿陷性黄土中修建引水隧洞 [C] . 赵佩钰 . 全国第四届土工合成材料学术会议 . 1996
• 3. 应用于金属边框移动终端的4G/5G多频段MIMO天线 [A] . 陈楚晖 . 2019