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What does the tape measure

Tape measure is mainly used for measuring construction sites. Tape measure is also a tool for measurement. Measurement is to use data to describe the observed phenomena and make a quantitative description of things according to a certain law. It is a quantitative process of non quantitative objects. What to measure with a tape measure is actually a process of comparison, which is a comparison between the measured physical quantity and the standard quantity.

Among the length measurement units, the basic measurement unit is meter (m), and other common units are millimeter (mm) and micron (μ m).

In a tape measure, the shorter number between two numbers is cm, the longer is inch, and 1 inch is about 2.54 cm. (PiCheCeLiangShenMe)