tractor with verformbarem ringkragen to enable products of lying on the ground.

• 1. 一种用于田地上的秸秆粉碎拖拉机 [P] . 中国专利： CN108718655A . 2018-11-02
• 2. 一种用于田地上的秸秆粉碎拖拉机 [P] . 中国专利： CN108738747A . 2018-11-06
• 3. The agricultural machine in order to gather the products lying on the ground. [P] . 法国专利： FR2835693B1 . 2004-06-18

  机译： 农机为了收集躺在地上的产品。

• 4. The agricultural machine with at least one rotor in order to remove the products lying on the ground. [P] . 法国专利： FR2644320B1 . 1992-05-07

  机译： 具有至少一个转子的农业机械，用于去除地面上的产品。

• 5. Improvements to the agricultural machines with at least one of the drum has a substantially vertical axis, in order to remove the products lying on the ground. [P] . 法国专利： FR2567713B1 . 1986-12-26

  机译： 具有至少一个滚筒的农业机械的改进具有基本竖直的轴线，以便去除躺在地面上的产品。

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• 3. Development Strategy for a Family of Frugal Tractors for Global Markets - Product Engineering setup, process and challenges for John Deere 6B and 6D tractors [C] . Martin von Hoyningen-Huene, Horst Wiedehage Internationalen Tagung LAND.TECHNIK . 2013
• 4. The Product Structure of the S1-Equivariant Cohomology Ring of the Peterson Variety in Lie Type An-1 [D] . Gorbutt, Brent B. 2019
• 5. Ultraviolet-Visible Spectroscopy and Chemometric Strategy Enable the Classification and Detection of Expired Antimalarial Herbal Medicinal Product in Ghana [O] . Jacob N. Mensah, Abena A. Brobbey, John N. Addotey, 2021
• 6. Global environment and human survival viewed from the ground. 3rd. Various pollution problems originating from agricultural chemicals and other artificial products. [O] . TATSUSHI KOBAYASHI 1997
• 7. On the Tensor Product of Representations of Semisimple Lie Group. Ⅱ. [R] . A. U. Klimyk, У. Кдимых 1974

• 1. JDSU's Flex Product Enable DuPont Performance Coating to Create Breakthrough Custom Finishes for the Automotive Industry [J] . . 光机电信息 . 2005,第12期
• 2. 以使用者需求为导向之计算机辅助远距协同产品设计系统平台架构 [C] . 曾俊儒 . 2009清华国际设计管理大会 . 2009
• 3. 基于IPD产品研发模式的概念拖拉机设计 [A] . 周才致 . 2020