Backspacing device for a proportionally spacing typewriter

• 1. 一种等间距等比例混合的施肥装置 [P] . 中国专利： CN111742671A . 2020-10-09
• 2. 一种燃气比例阀气振环定位点间距检测装置 [P] . 中国专利： CN207178872U . 2018.04.03
• 3. Variable backspacing mechanism for proportional spacing typewriters [P] . 美国专利： US2872014A . 1959-02-03

  机译： 比例间距打字机的可变退格机制

• 4. Proportional Letter-Spacing Escapement Device for the Carriage of Typewriters [P] . 英国专利： GB1153523A . 1969-05-29

  机译： 用于运输打字机的比例间距字母转义装置

• 5. Justifying device for proportional spacing typewriters [P] . 美国专利： US3165191A . 1965-01-12

  机译： 比例间距打字机的对齐装置

• 1. Effects of Plant Spacing,Row Spacing and Seedling Number Allocation on the Growth Dynamics of Different Populations of Two Types of Rice Varieties [J] . Jingfang XUE, Guangshan ZHAO, Shuqiang CHEN, 农业生物技术：英文版 . 2021,第002期
• 2. Effects of Ratio of Row Spacing to lntrarow Spacing on Yield and Nitrogen Accumulation and Utilization of Early and Late Rice [J] . Chengchun YANG, Hongxin LlN, Zhanqi YUAN, 农业科学与技术（英文版） . 2015,第003期
• 3. Analytical Design of Fractional Order Proportional Integral Derivative Controller and Fuzzy Proportional Integral Derivative Controller for High Order System [J] . Chun-Yang Wang, Tong Yi, Xiao-Yu Zhao, 哈尔滨工业大学学报（英文版） . 2013,第004期
• 4. Optimum design of equivalent accelerated life testing plans based on proportional hazards-proportional odds model [J] . Tingting Huang, Tongmin Jiang 系统工程与电子技术（英文版） . 2011,第005期
• 5. Calculation of accurate channel spacing of an AWG optical demultiplexer applying proportional method [C] . D. Seyringer, E. Hodzic Integrated photonics: Materials, devices, and applications III . 2015
• 6. An Evaluation of a Reduced Bar Spacing Turtle Excluder Device in the U.S. Gulf of Mexico Offshore Shrimp Trawl Fishery [D] . Nalovic, Michel Anthony. 2014
• 7. The effect of lattice spacing change on cross-bridge kinetics in chemically skinned rabbit psoas muscle fibers. I. Proportionality between the lattice spacing and the fiber width. [O] . M Kawai, J S Wray, Y Zhao 1993
• 8. Test Plate for Proportional Spacing Typewriter Examination, A [O] . Hilton, Ordway 1956

• 1. Unified Asymptotic Results for Maximum Spacing and Generalized Spacing Methods for Continuous Models [J] . Andrew Luong . 统计学期刊（英文） . 2018,第3期
• 2. 同相位高压配电装置间距设计合理性研究 [C] . GUAN Xuefei ,关雪飞 ,WANG Shizhao . 中国电机工程学会电磁干扰专业委员会第十四届学术会议 . 2014
• 3. 面孔特征间距比例信息对面孔识别的影响及其加工特性 [A] . 李凌晨 . 2018