screw ring gage

例句：

1. 1. The screw ring gage was usedto measure the thickness of the metal.
   螺丝环规被用来测量金属的厚度。
2. 2.The engineer used the screw ring gageto check the accuracy of the machine.
   工程师使用螺丝环规来检查机器的准确性。
3. 3.The screw ring gage was used toensure that the bolts were tightenedproperly.
   螺丝环规被用来确保螺栓被正确拧紧。