单词 | micrometer |
释义 | Word Frequency micrometer(maɪˈkrɒmɪtə) noun 1. any of various instruments or devices for the accurate measurement of distances or angles 2. Also called: micrometer gauge, micrometer calliper a type of gauge for the accurate measurement of small distances, thicknesses, diameters, etc. The gap between its measuring faces is adjusted by a fine screw, the rotation of the screw giving a sensitive measure of the distance moved by the face Derived forms micrometry (miˈcrometry) noun micrometric (ˌmaɪkrəʊˈmɛtrɪk) or micrometrical (ˌmicroˈmetrical) adjective |
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