The formula to calculate the diameter of branch pipes and ellipse girth was given when the diameter of main pipe is known or reverse to resolve, discussed calculation accuracy.
2
我们测量的鱼，并用燃气轮机的长度和周长计算公式得到的重量，然后又核对，对我们这个尺度衡量的重量。
We measured the fish and used the GT length and girth formula to get the weight, and then also checked this against a measured weight on our scales.
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