0.0068×对边宽×对边宽×长度=六角钢的重量
空心的六角管子,计算时,再把管芯再计算一遍,用外形减去管芯就是六角管子的重量.
猜你喜欢
- 1请问这里的flow是流程的意思吗?
- 2Who is running ( )than Mike?A、fast B、slow C、as faster as D、as fast as
- 3-How is your father feeling today?-Much ____.He can't go to work today.
- 4在三角形abc中,o是重心,过点o作任意作一直线分别交abac于点d,e若向量ad等于x倍ab,向量ae等于y倍向量ac
- 5“物是人非,事事休,欲语泪先流.
- 6勤能补拙是良训,一分辛劳一分才.的意思
- 7Me need some masks改为否定句
- 8有机化合物都都难溶于水易溶于有机溶剂吗
- 9.If you want to learn English well,you should practice speaking _____ possible.A.as good as
- 10英语翻译