A double barreled Machine Gun.

• 1. 灌注机枪头的密封堵头及具有其的灌注机枪头 [P] . 中国专利： CN203443194U . 2014.02.19
• 2. 一种双管计量装置、双管计量方法及双管计量系统 [P] . 中国专利： CN113884147A . 2022-01-04
• 3. double barreled machine gun. [P] . DK32455C . 1923-11-05

  机译： 双管机枪。

• 4. DOUBLE-BARREL GUN. [P] . 美国专利： US1302909A . 1919-05-06

  机译： 双桶枪。

• 5. SINGLE-TRIGGER DOUBLE-BARREL GUN. [P] . 美国专利： US893839A . 1908-07-21

  机译： 单触发双桶枪。

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• 4. DEVELOPMENT OF DOUBLE-BARRELED CALCIUM ION-SELECTIVE MICROELECTRODE [J] . 高等学校化学研究：英文版 . 1986,第001期
• 5. RESEARCH OF MACHINING ACCURACY BARREL-TYPE TOOTHS ON MACHINE TOOLS WITH ELECTROMECHANICAL SERVOMECHANISMS [C] . NAVKA ILIYA, rnLUKICHEV ALEKSANDR International conference on advanced manufacturing technologies (CITAF 2003) . 2003
• 6. Quantification of scanning ion conductance microscopy resolution for biological imaging with double barrel-ion channel probes. [D] . Weber, Anna E. 2016
• 7. Double-Barrel Remplissage: An Arthroscopic All–Intra-articular Technique Using the Double-Barrel Knot for Anterior Shoulder Instability [O] . Deepak N. Bhatia 2015
• 8. Peer review report 2 on “Left upper lobe double sleeve lobectomy with double barrel anastomosis for lung adenocarcinoma” [O] . 2016
• 9. DEVELOPMENT OF A STELLITE-LINED, CHROMIUM-PLATED BARREL FOR 5.56MM MACHINE GUN. [R] . jarrett, w. j. 1968

• 1. Investigation Progressive Collapse Behaviour of Double Layer Barrel Vault Space Structures [J] . Mahdi Darvish Hashemi ,Hadi Zarrintala . 世界工程和技术（英文） . 2015,第3期
• 2. 双管板结构受力分析及双管板间距计算公式探讨 [C] . 陆宏玮 ,田晓钧 ,黄国明 . 2007年全国石油和化工工程设备联络网年会暨全国石油化工设备年会 . 2007
• 3. 14.5mm链式机枪外能源供弹技术研究 [A] . 姜奥 . 2021