阐述了优质钢及合金钢连铸坯热装时产生热脆的机理及解决连铸坯热送热装时钢的热脆的途径。
The mechanism of hot-shortness of high-quality steel and alloy steel continuous casting billet in hot charging and the ways to resolve it are discussed.
轮子旋转时需要承受巨大的和不断变化的压力，所以要使结构更坚固，钢的部分要用螺栓连接，而不是焊接在一起。
The wheel would need to withstand immense and constantly changing stresses as it rotated, so to make the structure more robust, the steel sections were bolted rather than welded together.
所有的这些因素产生不同种类的琴丝，特别是当钢被用作制造琴丝时。
All of these factors create different types of wires, especially when steel is used.
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