Given the lengths of the two sides of a right-angled triangle, we can find out the length of a third side.
如果晓得直角三角形两个边的长度，咱们就能求出第三边的长度。
The calculation of right angled triangle weir-type open channel flowmeter is described. A high precision experiential flow calculating formula is given.
论述了直角三角形堰式明渠流量计算问题，提出了一种高精度流量计算经验公式。
In fact, it is a right-angled triangle.
事实上，那是一个直角三角形。
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