1) Heavy Caliber Ball Valve
大口径球阀
1.
Design of Heavy Caliber Ball Valves and Their 3-D Numerical Simulation;
大口径球阀的阀体设计和三维数值模拟
3) large-calibred gate valve body
大口径闸阀阀体
1.
Based on the ANSYS Workbench Environment integrating development platform environment, the parameterized model of large-calibred gate valve body was established, based on the boundary conditions of overall structure, the static valve body was analyzed under test conditions imposed load.
由于大口径闸阀阀体受到结构长度的限制,其容纳闸板的内腔通常为扁圆形或椭圆形的异形容器,很难用理论公式对其进行结构分析,结构优化也人多依靠工程经验。
4) large caliber spherical surface
大口径球面
1.
There is not an effective method for measurement and assessment of large caliber spherical surface in the realm of spherical surface inspection.
在球面检测中,对大口径球面的测量和评价缺乏有效的手段。
5) check valve body of large diameters
大口径止回阀阀体
6) Big-diameter ductile iron pipes
大口径球铁管
1.
According to Big-diameter ductile iron pipes having problem of turtle grain curls occurred in endophragm, we analsized the production of turtle grain and proposed several optimized measures on coating match, cooling speed and casting temperature control.
针对大口径球铁管出现内壁龟纹翘皮质量问题,对龟纹产生的原因进行分析探讨,提出了对涂料配比、冷却速度、浇注温度控制的优化措施。
补充资料：次大口径成品油管道(见大口径原油管道)
次大口径成品油管道(见大口径原油管道)
small big inch products pipeline
次大口径成品油管道比m“，。彬duet、pipeline)见大。径原油管道。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条