Use your protractor to construct an equilateral triangle.
用量器作一个等边。
Our data also validate the accuracy of the goniometric method of measurement of the neck-shaft angle.
另外,我的数据提高使用量器测量颈干的准确性。
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Angles are usually measured using protractors.
角度通常用量角进行测量。
And he didn't use a protractor to make those perfect letters or any other kind of measurements.
他没有使用量角何其他测量方出那些完美字母。
Protractors have markings on them, similar to rulers, but instead of inches or centimeters it measures in degrees.
量角上有何直尺类似刻度,但是其刻度不是英寸者是厘米,而是以度衡量。
If you don't have a protractor to measure with, you can estimate how big it is as long as you remember what a 90 degree angle, 180 degree angle, and 360 degree angle look like.
如果你没有量角,你可以估计它有多大,只要你记得 90 度角,180 度角和 360 度角是什么样子就行了。
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