管形

• A 20 - foot tube may be the perfect wave to one person . .
  20英尺的管形浪可能对某人来说是理想的浪. .
• A study of rod ' s calculation system measuring with light on ship
  船舶管子样杆管形光测计算系统及应用
• Gauges of lampholders for tubular fluorescent lamps and starterholders
  管形荧光灯座和启动器座检验量规
• Preferred metric sizes for tubular metal products other than pipe
  除管道外的管形金属制品的优选米制尺寸
• Locks - mortise locks - part 2 : mortise locks for tube frame doors
  锁.榫接锁.第2部分:管形框架门用榫接锁
• Specification for spirit level vials
  管形酒精水平仪规范
• Amendment 2 - lampholders for tubular fluorescent lamps and starterholders
  管形荧光灯灯座和起动器座.修改件2
• Lampholders for tubular fluorescent lamps and starterholders ; amendment 1
  管形荧光灯和启动器座用灯座.修改件1
• Kick atomizing pile hammer
  打管形桩用柴油引擎锤
• Typs and dimensions of lampholders for tubular fluorescent lamps and starterholdors
  管形荧光灯座和启动器座型式和尺寸