calculation of tube diameter
... 显然二,流速 Velocity 3,管径的计算 Calculation of tube diameter 由得三、流动状态 Flow State ...
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calculation of tube diameter
管径计算
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Calculation for short columns using Grade Q235 steel tube filled with Grade C30 concrete indicates that the critical diameter to thickness ratio of steel tubes is about 1700.
对Q235钢材、C30混凝土短柱构件的计算结果表明，钢管的最小临界径厚比为1700左右。
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