After heat treatment, the residual austenite is decreasing and carbides are increasing. The hardness of the surfacing layer is higher than that as welded.

经过热处理后，堆焊层中残余奥氏体的量明显减少，碳化物进一步析出，使得堆焊层的硬度比焊态下有了较大的提高。

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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.

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。

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As early as 1962 a ruby laser welded a detached retina to a patient's eyeball to save their vision.

早在1962年，一台红宝石激光器将病人脱落的视网膜与眼球重新连接，使他恢复了视力。

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Seamless metal containers still have myriad uses in the high-tech age: they make particularly good casings for long-life lithium ion batteries, used in mobile phones and notebook computers, since they don't corrode as welded casings do.

CNN: ASIANOW - TIME Asia | GizmoLand! | Man Beats Machine

Professing to be an architectural icon in a liveable city core, this giant structure, purported to be the largest wood structure in the world, is best described as a forest of mushrooms welded onto a flying waffle.

BBC: Seville goes green

Some pieces in "Sinister Pop, " such as Lee Bontecou's wall sculpture of welded steel, wire and rope from 1961, would not look alien in a show about the New York School.

WSJ: A Dissonant Side of Pop | Dark and Deadpan: Pop in TV and the Movies | Whitney Museum | By Richard B. Woodward