| 释义 |
deflectometer|diːflɛkˈtɒmɪtə(r)|
[See -meter.]
An instrument for measuring the deflection or deformation of a body, esp. a metal bar, under stress.
1836Mech. Mag. 6 Feb. 367/1 The effects produced [on the rails] by the passing engines and trains were minutely observed with this deflectometer. 1874Knight Dict. Mech., Deflectometer, an instrument for measuring the deflection of a rail by a weight in rapid motion. 1962Engineering 23 Feb. 268/3 A series of deflectometers at the column positions was used to give an indication of the movement. A central deflectometer recorded the deflections in the new steel girder. |