滚轮

• Fairlead with horizontal roller
  水平滚轮导缆器
• Carriage draw spring
  打字机用滚轮架拉力弹簧
• The mouse has no scroll wheel
  鼠标没有滚轮(
• Half spherical steel bobbin
  半圆形钢质滚轮
• Details on changes to sizing , colors , mouse wheel , and input events
  在尺寸设定、颜色、鼠标滚轮和输入事件上的更改明细
• Roll fuel injection pump
  滚轮式燃油喷射泵
• Cam follower rocker shaft
  凸轮滚轮摇臂轴
• For single needlemachine
  滚轮式单针压脚
• That indicates how much to scroll when the mouse wheel is rotated one notch
  一个指明鼠标滚轮旋转一个格时滚动多少距离的
• Diamond dressing rollers
  金刚石修整滚轮