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1·The cross connection point of the round steel should weld fastness.

圆钢的交叉连接触应焊接牢固。

2·Round steel link chains, tested - Part 4: Marking, test certificate.

经过检验的圆钢链。第4部分：作标记，试验证明书。

3·The horizontal planes appear to be suspended by traditional, thin round steel columns.

水平面由传统的细圆钢柱悬挂。

4·Commom internal dangerous defects of forging round steel are analyzed based on the production process.

结合生产工艺过程，分析锻制圆钢常见内在危害缺陷产生的原因。

5·Round steel tube is a main structure form, and it has been widely used in space structures such as shell structures.

圆钢管作为一种主要杆件形式，被广泛应用于网壳等空间结构中。

6·Common round steel or steel tube may be rolled into solid or hollow twist drill rods by using the said rolling mill.

普通元钢或普通钢管经此轧机后，可直接变成实心或空心麻花钻杆钢。

7·The round steel flying device, which cost morethan 20, 000 yuan ($3, 135), is the fifth model made by Shu, a junior middleschool graduate.

这已经是只有初中文化水平的舒满生造出的第五个飞行器模型，它由钢铁铸成，呈圆形，造价2万元。

8·The long span dome structure are mostly steel truss structure. The member of steel truss are almost round steel tube, and curve chord.

大跨度穹顶建筑物多采用钢桁架体系，钢桁架的杆件一般采用圆钢管，弦杆为曲线。

9·The authors of this article have done some research work on natural con - vection heat transfer of a radiator of round steel series of slice.

对圆形钢串叶散热器自然对流换热的规律进行了试验研究。

10·The paper introduces revamping scheme and some practical experience of improving bite steel speed program in large-size round steel 40 and 50.

介绍了棒材在开发40、50圆等大规格圆钢生产中增加咬钢提速程序的改造方案和实践经验。