a necessary festziehkraft rohrverbindung narrowing with a two gewindeabschnitte with different grades festziehmutter inflation

• 1. 降低所要求的紧固力的管子接头,包括带有节距不同的两个螺纹区段的紧固螺母 [P] . 中国专利： CN1219991C . 2005.09.21
• 2. 降低所要求的紧固力的管子接头,包括带有节距不同的两个螺纹区段的紧固螺母 [P] . 中国专利： CN1473254A . 2004-02-04
• 3. a necessary festziehkraft rohrverbindung narrowing with a two gewindeabschnitte with different grades festziehmutter inflation [P] . 德国专利： DE60119154D1 . 2006-06-01

  机译： 必要的拧紧力管道连接，带有两个不同等级的两个螺纹部分，用于拧紧螺母膨胀

• 4. ROLLER TYPE GRADER INCLUDING GRADING PORTION WHICH HAS MULTIPLE ROWS OF ROLLER WITH GAP BETWEEN GRADING ROLLER BEING NARROW TOWARD LOWER ROLLER [P] . 韩国专利： KR100465404B1 . 2005-01-13

  机译： 滚动式分级机，其中包括分级滚子的行数多，且分级滚子从窄到下滚子之间

• 5. ROLLER TYPE GRADER INCLUDING GRADING PORTION WHICH HAS MULTIPLE ROWS OF ROLLER WITH GAP BETWEEN GRADING ROLLER BEING NARROW TOWARD LOWER ROLLER [P] . 韩国专利： KR100465404B1 . 2004-12-29

  机译： 滚动式分级机，其中包括分级滚子的行数多，且分级滚子从窄到下滚子之间

• 1. Geological Modelling and Grade Control in a Narrow Vein, High-Grade Gold Mine [C] . D. Sims, Australasian Institute of Mining and Metallurgy International Mining Geology Conference . 2000
• 2. Narrowing the Literacy Achievement Gap in Elementary Grades. [D] . Dailey, Mary Callan. 2014
• 3. Is the Sky Falling? Grade Inflation and the Signaling Power of Grades [O] . Evangeleen Pattison, Eric Grodsky, Chandra Muller -1
• 4. Measuring grade inflation and grade divergence accounting for student quality [O] . Horacio Matos-Díaz 2014

• 1. Prediction of colorectal tumor grade and invasion depth through narrow-band imaging scoring [J] . Yasuhiko Maeyama ,Keiichi Mitsuyama ,Tetsuhiro Noda . 世界胃肠病学杂志：英文版 . 2018,第42期
• 2. 两个不同品种肉兔消化系统疾病抗病力遗传变异的研究 [C] . 张翔宇 ,ZHANG Xiang-yu ,REN Yong-jun . 第三届（2013）中国兔业发展大会 . 2013
• 3. 理论的渐进—通过对不同时期两个版本的电子音乐部分的比较看作品《吟》所体现的创作理念 [A] . 秦艺娟 . 2008