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单词 θ117528
释义
the world > relative properties > measurement > measuring instrument > [noun] > for measuring flatness or roughness of surfaces (6)
surface gauge1845

(a) a rain gauge situated at ground level, spec. one with an opening flush with the ground; (b) Engineering a gauge for scribing straight lines on a…

planometer1851

An accurately made flat plate used as a standard gauge for plane surfaces. Also: a tool attached to a lathe for producing a flat surface on a piece…

true plane1856

A flat or level surface of a material body. Also: the flatness of a material surface.

profilograph1880

Originally: an instrument which automatically records the contour line of the ground over which it travels; (later also) = profilometer, n. 2.

profilometer1925

(A proprietary name for) an instrument for measuring or recording the roughness or irregularity of a surface; spec. (a) one in which a fine stylus…

roughometer1926

An instrument for measuring the unevenness of a road surface. Cf. profilometer, n. 2.

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更新时间:2024/12/24 7:14:54