大口径

• Study of virtual prototyping of the dynamics of large calibre machine - gun self - actor
  某大口径重机枪自动机动力学的虚拟样机技术研究
• Analysis of the generality of the floating machine for large caliber infantry automatic weapons
  大口径步兵自动武器浮动机通用性分析
• Study on residual stress inspection of straight - line welded thick steel tube with large diameter
  大口径厚壁埋弧直缝焊管内应力检测研究
• Broken crevice analysis of high pressure and heavy calibre gas pipeline and prevention measure
  大口径高压燃气管道断裂因素分析及防止措施
• Application of time difference type ultrasonic flowmeter in large - bore circulating water pipe
  时差式超声波流量计在大口径循环水管道的应用
• Application of large diameter fiberglass reinforced pipe in water transmission pipeline construction
  大口径玻璃钢管在输水管道工程中的应用
• Technical measures for constructing large diameter pie foundation in karst stratum of hukou bridge
  湖口大桥岩溶地层大口径桩基施工的技术措施
• Manufacture and refurbish liquid level gauges , breather , changeover and safety valves in the uk
  -大口径阀门生产企业。包括简介产品联系。
• Determination of dicofol residue in tea by wide - bore capillar y gas chromatographic column
  大口径毛细管气相色谱柱测定茶叶中三氯杀螨醇的残留量
• Computer controlled grinding and on - line testing of large - aperture planetary silicon carbide mirror
  大口径碳化硅平面反射镜的数控研磨与在线检测