a graduated wedge-shaped piece of metal or glass, to be thrust between two fixed points to determine their distance apart.
| 单词 | θ117469 |
| 释义 | the world > relative properties > measurement > measuring instrument > [noun] > for determining or verifying dimensions > for narrow gaps (4) wedge-micrometer1891 a graduated wedge-shaped piece of metal or glass, to be thrust between two fixed points to determine their distance apart. feeler1919 A device for ascertaining the dimensions of a space through coming into contact with the bounding surface; esp. a gauge consisting of thin metal… slip gauge1919 a Johansson block (see Johansson, n.). Jo block1936 A Johansson block (see Johansson, n.); usually in plural. Also figurative. |
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