The two steel pipes are the same length, the first one uses (1/2) and the second one uses (1/2) meters, and the remaining part of the second one is longer than the first one, this is because the original steel pipe ratio Meter length
两根钢管同样长，第一根用去(1/2)，第二根用去(1/2)米，剩下的部分第二根比第一根长，这是因为原来的钢管比多少米长
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