环形

• Low radiation noise based on its toroidal construction .
  环形结构辐射噪音低
• Research and manufacture of plating diamond ring wire saw
  环形电镀金刚石线锯的研制
• Endless v belts - geometrical characteristics
  汽车制造用梯形环形皮带.几何特性
• Toroidal strip - wound cores made of magnetically soft material
  软磁材料环形带绕磁芯
• Rim circumference gauges ; ball gauges and disk gauges
  轮缘环形量规.圆球量规和圆盘规
• Dimensions of uncoated ring cores of magnetic oxides
  磁性氧化铁的未涂覆环形铁芯尺寸
• Control of circle structure over coal and gas outburst
  环形构造对煤与瓦斯突出的控制
• Metallic materials - tube - ring - expanding test
  金属材料.管材.环形扩口试验
• Display - driver ring transition initialization failed
  显示驱动器环形过渡初始化失败。
• Metallic materials - tube - ring - expanding test
  金属材料.管材.环形扩口试验