cathetometer

cathetometer 的中文释义

• n.

  高差计

• [化] 测高仪

cathetometer 的英文释义

• n.

  An instrument for the accurate measurement of small

• differences of height; esp. of the differences in the height of the

• upper surfaces of two columns of mercury or other fluid, or of the same

• column at different times. It consists of a telescopic leveling

• apparatus (d), which slides up or down a perpendicular metallic

• standard very finely graduated (bb). The telescope is raised or

• depressed in order to sight the objects or surfaces, and the

• differences in vertical height are thus shown on the graduated

• standard.

cathetometer 的词形变化

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