千分尺

• Micrometer for measuring pipe wall thicknesses
  壁厚千分尺
• Measuring instruments . external and internal micrometers . special design
  测量仪表.内外千分尺.专门设计
• Specification for external micrometers
  外径千分尺规范
• Verification regulation of micrometer
  千分尺检定规程
• 1000 - 3000mm large external micrometer
  大外径千分尺
• Specification for depth micrometers
  深度千分尺规范
• 3 - point style inside micrometer
  三点式内径千分尺
• Single - lody inside micrometers
  单杆式内径千分尺
• Verification regulation of laser measuring instrument for paralleism of micrometer
  激光千分尺平行度检查仪检定规程
• Verification regulation of micrometers with dial comparater and indicating snap gauge
  杠杆千分尺杠杆卡规检定规程