方形

• Numerical calculation of radiation impedance of the square piston
  方形活塞声源辐射阻抗的数值计算
• Three - rectangular pin plugs are the norm
  插头为方形三脚设计。
• Tool holder with prism ; form b square longitudinal seat
  棱柱刀具夹.第3部分:方形纵向支座b型夹具
• Bits with square drive for hexagon socket screws , hand operated
  手动式六角凹头螺钉用方形驱动刀头
• Why is a boxing ring square
  为什么拳击台象一个广场是方形的？
• Specification for carbon steel wire for zigzag and square - form springs
  Z形和方形弹簧用碳素钢丝规范
• Tool holder with prism ; form a with square transverse seat
  棱柱刀具夹.第2部分:方形横向支座a型夹具
• Specifies a square cap that squares off both ends of each dash
  指定每一划线段的两端均为方形的方帽。
• Squate , cat eye shape , round , ellipse , column , special
  纽扣形、猫眼形、方形桃形及任何形状可定制
• Bits with square drive for screws with internal serration , hand - operated
  手动式带内细齿用方形驱动刀头