Steps - or ladder in the plate-like stages embodiment

• 1. 用于挤出塑化粉末状材料的方法(多种变形例)及实施该方法的装置(多种变形例) [P] . 中国专利： CN105451951A . 2016-03-30
• 2. 无菌液体纸板包装中具有切割箔纸并折向内部的装置的螺纹盖子实施例 [P] . 中国专利： CN104870325A . 2015-08-26
• 3. Step ladder for use with carrying ladder, has set of steps provided in contact at front end to use ladder like normal rung ladder, which enable user to hold ladder with hands and provide more security [P] . 德国专利： DE102007018103A1 . 2008-11-20

  机译： 与携带梯一起使用的阶梯梯，在前端接触时设置了一组阶梯，可以像普通的梯子梯一样使用梯子，从而使用户可以用手握住梯子并提供更高的安全性

• 4. Tripod type stepladder, two-stage foot stand wide for stepladder and ladder [P] . 日本专利： JP3201558U . 2015-12-17

  机译： 三脚架式梯子，梯子和梯子的两段式脚架

• 5. improvement of method for the application of steps, especially - type ladder, on elements of inspection wells in the training stage [P] . ITBL930002D0 . 1993-02-02

  机译： 训练阶段在检查井的元件上应用台阶（尤其是梯子）的方法的改进

• 1. Expanded Forehead Stepped Flaps for Delayed Three-Stage Repair of Midface Skin Lesions [J] . Shengwu ZHENG, Xiongmei HUANG, Jing ZHUANG, 中国整形与重建外科(英文) . 2020,第004期
• 2. Expanded Forehead Stepped Flaps for Delayed Three-Stage Repair of Midface Skin Lesions [J] . Shengwu ZHENG, Xiongmei HUANG, Jing ZHUANG, 中国整形与重建外科（英文） . 2020,第004期
• 3. Analysis of Spatial Characteristics and Spirit of Place:Interpretation of Eighteen-Step Ladder Heritage in Chongqing Municipality of China [J] . DU Tongyun, SUN Dajiang 景观研究：英文版 . 2012,第011期
• 4. Preparation and Characterization of Ordered Ladder Like Polyphenylsilsesquioxane via Two-step Sol-gel Method [J] . FENG Yu-zhong, QI Sheng-li, LIU Jing-jing, 高等学校化学研究（英文版） . 2011,第003期
• 5. PLC Control System of the Stage Loader Based on Step Ladder Instruction [C] . XuQin Chen, GuangZhen Cheng International Conference on Engineering Design and Optimization . 2012
• 6. Using a step stool when you need a ladder: The impact of a remediation program on the performance of disabled students on the California High School Exit Exam (CAHSEE). [D] . Dorman, Benton Charles. 2008
• 7. Cancer pain for the 21st century: stepping off the ladder stepping up to new challenges [O] . Sam H Ahmedzai 2014
• 8. Social embodiment in directional stepping behavior [O] . Stins, J.F., Lobel, A.M., Roelofs, K., 2014
• 9. Fatal Accident Circumstances and Epidemiology (FACE) Report: Sign Technician Electrocuted Stepping from Energized Ladder Truck, November 29, 1988 [R] . 1989

• 1. China confectionary industry steps to the stage of stable development [J] . . 中国食品工业 . 2008,第2期
• 2. 板状氧化铝（Ｔａｂｕｌａｒ Ａｌｕｍｉｎａ）和电熔法板状刚玉的晶体形貌 [C] . 沈继耀 ,陈玉如 . 中国金属学会全国不定形耐火材料技术研讨会 . 1995
• 3. 应用排状螺钉锁定板与高尔夫解剖板治疗胫骨平台骨折的临床疗效比较 [A] . 徐继胜 . 2016