单词 | vibrating-reed tachometer |
释义 | vibrating-reed tachometer [`vī´brād·iŋ ¦rēd tǝ`käm·ǝd·ǝr] ENGINEERING A tachometer consisting of a group of reeds of different lengths, each having a specific natural frequency of vibration; observation of the vibrating reed when in contact with a moving mechanical device indicates the frequency of vibration for the device. |
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