for a afdeklijst voertuigdak involved in a gutter for recording and keeping the steunvoeten of imperial.

• 1. PLC的CPU单元、PLC用的系统程序、保存有PLC用的系统程序的记录介质、PLC系统、PLC辅助装置、PLC辅助程序以及保存有PLC辅助程序的记录介质 [P] . 中国专利： CN103562807A . 2014-02-05
• 2. 用于保存一次写入记录记录介质的数据记录状态的方法和装置以及用于其的一次写入记录介质 [P] . 中国专利： CN1701359A . 2005-11-23
• 3. Cover strip FOR IN A GUTTER Vehicle BEEN LET FOR RECORDING AND HOLDING THE SUPPORT FEET OF AN IMPERIAL. [P] . NL8401145A . 1984-11-01

  机译： 用于天棚车的盖板条用于记录和保持英制的支撑脚。

• 4. Flat protective grid for keeping leaves out of rain gutter for roof is fastened by screws engaging lugs on inner side of wall of gutter [P] . 德国专利： DE20216664U1 . 2003-02-13

  机译： 平面防护栅用于将叶子挡在屋顶的雨水槽之外，通过与排水槽壁内侧的凸耳接合的螺钉固定

• 5. Flat protective grid for keeping leaves out of rain gutter for roof is fastened by screws engaging lugs on inner side of wall of gutter [P] . 德国专利： DE20216664U1 . 2003-01-09

  机译： 平面防护栅用于将叶子挡在屋顶的雨水槽之外，通过与排水槽壁内侧的凸耳接合的螺钉固定

• 1. Keeping them involved - factors which encourage participation in online discussions on an international online training course [C] . Bill Williams WSEAS/IASME International Conference on Educational Technologies . 2005
• 2. Keeping people involved: Creating a new model for service organizations. [D] . Biga, Kay A. 2011
• 3. Urinary incontinence. Keeping family physicians involved in care. [O] . Christopher Frank 2002
• 4. Entrepreneurs’ Obligations to Disclosure, Recording, Billing, and the Safe-Keeping of Bills with Regard to Vat [O] . Pierre Frotscher 2017
• 5. QUADRAPHONY:techniques involved in four channel recording and reproduction [R] . D. J. Meares 1974

• 1. 国家图书馆的记忆保存工作——以非物质文化遗产代表性传承人的抢救性记录为例 [C] . 田苗 . 2018年海峡两岸档案暨缩微学术交流会 . 2018
• 2. 高分辨率数码相纸记录特性、保存性能及涂料适性的研究 [A] . 赵媛斐 . 2007