Based on the generalized Huygens-Fresnel diffraction integral theory and the stationary phase method,within the maximum non-diffraction distance behind an axicon,the optical field distribution of a nanosecond Gaussian beam pulse passing through axicons with the ideal manufacture quality and with the elliptical manufacture error were investigated.
研究表明在椭圆加工误差存在的情况下,不同椭圆误差、不同传输距离、不同光波波长对纳秒贝塞尔光脉冲光束传输均有影响。
material suitable for manufacture or use or finishing.
适用于生产、应用或精加工的材料。
Honing is one of the effective processes in the machining accuracy deep hole.
深孔精加工中,珩磨是一种行之有效的加工工艺。
Talk on the Technology of Enhancing Hole Machine Precision in Machine Centre;
提高加工中心上加工孔精度的工艺探讨
Complicated workpiece machining by the twice-finishing method of Huazhong CNC system
华中数控系统的“二次精加工法”加工复杂工件
intensively and fine processing work
深加工、精加工产品
Recent Advances of PECM(Pulse ECM) in the Precision/Micro Machining Areas
脉冲电解加工技术在精微加工领域中的新发展
A New Precision Manufacturing Technology:High-speed Turn-milling(HSTM)
高速车铣加工(HSTM)——一种新型的精密加工技术
Thus machining accuracy of the ultra-precision turning machine is improved.
因而，超精密机床的加工精度得到有效的改善。
The Technique to Improve Precision of Inductance Sensor By Software in Finish Machining System;
精加工系统中提高电感测微仪精度的软件方法
Processing methods of precision and ultra-precision cylindrical involute gear
精密、超精密圆柱渐开线齿轮的加工方法
caviar, smoked salmon, and other culinary frills.
鱼子酱、熏鲑鱼和其它精细加工过的菜
work with renewed vigour and enthusiasm
以更加充沛的精力和热情工作.
to create or manufacture a specific amount.
制造或者加工精确的数据。
China' s pottery is beautifully finished and has enjoyed a high prestige in the world.
中国的陶器加工精美,享誉世界。
mold & die parts requiring high-precision contour machining
需要高精度成形加工的模具配件
Research on Transmission of Design Machined by High Precision Spiral Burr
高精度蜗杆加工的机床传动设计研究
Mirror Face Processing Method of Precise & Big Area Automobile Mould
大面积精密模具镜面加工方法的研究
Tiejingfen processing, metallurgy furnace charge, civil building materials distribution.
铁精粉加工、冶金炉料、民用建材的经销。