gnome - and bird figs. each type as a christmas tree is sprinkled with mica and decoration.

• 1. Christmas tree stand for fixing of Christmas tree, in which vertical alignment of Christmas tree takes place by making firm connection between Christmas tree stand and Christmas tree trunk [P] . 德国专利： DE102006006916A1 . 2007-08-16

  机译： 用于固定圣诞树的圣诞树支架，其中通过在圣诞树支架和圣诞树树干之间建立牢固的连接来进行圣诞树的垂直对齐

• 2. CHRISTMAS-TREE DECORATION. [P] . 美国专利： US1302754A . 1919-05-06

  机译： 圣诞树装饰。

• 3. Self-locking Christmas tree stand for Christmas tree, has set of bent holders provided for perpendicularly positioning Christmas tree and for stably holding Christmas tree, where trunks of different diameters are insertable into stand [P] . 德国专利： DE102008003483A1 . 2009-07-09

  机译： 用于圣诞树的自锁圣诞树支架，具有一组弯曲的支架，用于垂直放置圣诞树并稳定地支撑圣诞树，可将不同直径的树干插入支架中

• 1. Strength Design Method for Tubing Hanger of Subsea Christmas Tree Against Big Temperature Difference [J] . LUO Xiao-lan, GU Yu-hong, LIU Chang-ling, 中国海洋工程（英文版） . 2014,第005期
• 2. Modeling and Construction of Christmas Trees and Cribs Supplied by Wind/PV Energy Systems [C] . Daniel Icaza, Luz Cárdenas-Herrera, Santiago Pulla Galindo, International Conference on Smart Grid . 2020
• 3. Diseases on Christmas Trees in Southern Sweden and Western North Carolina with Emphasis on Phytophthora Root Rot and Neonectria Canker [D] . Pettersson, Jan Martin. 2018
• 4. Small bowel perforation due to a Christmas cake decoration. [O] . E S Kiff, N Hulton 1983
• 5. A hazard of Christmas: Bird Fancier's Lung and the Christmas tree [O] . BAVERSTOCK A.M., WHITE R.J. 2000
• 6. Christmas/Christmas Tree Fires. U.S. Fire Administration Topical Fire Research Series, Volume 1, Issue 4, November 2000 (Rev. December 2001) [R] . 2001

• 1. “Father Christmas ＆ Christmas Tree”的由来 [J] . 周俊霞 . 英语辅导：初一年级 . 2002,第012期
• 2. Encouraging the Development of Economical-Type Automobile is Advantageous to Building Economical-Type Society [J] . . 当代石油石化 . 2005,第12期
• 3. 视觉诗"A Christmas Tree"的多模态功能解读 [J] . 孙小倩 . 海外英语(上) . 2016,第005期
• 4. 视觉诗“A Christmas Tree”的多模态功能解读 [J] . 孙小倩 . 海外英语 . 2016,第009期
• 5. 钢琴改编曲《百鸟朝凤》中装饰音类型分析及演奏研究 [A] . 张悦 . 2018