Surfaces to be welded or thermally cut shall be cleaned of all foreign material such as grease, oil, dirt, scale, slag and paint that would be detrimental to either the weld or base material.

需焊接或热切割的表面应排除所有可能会损坏焊材或母材的杂物，如脂、油、灰尘、水垢、熔渣和油漆等。

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A tower crane foundation basement project should take measures in particular: such as piling in foundation, and pile reinforcement and foundation anchor bolts end firmly welded together.

有地下室工程的塔吊基础还要采取特别的处理措施：如在基础下打桩，并将桩端的钢筋与基础地脚螺栓牢固的焊接在一起。

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This paper introduces some concepts and calculation methods, such as primary qualification rate of welding, equivalent welded joint and qualification rate of equivalent welding.

介绍了焊接一次合格率、当量焊口、当量焊接合格率等概念及其计算方法。

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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

The suppliers, not Chrysler, would assume responsibility for running large sections of the factory, such as the body shop, where steel car frames are welded together by robots.

FORBES: Other people's money

Transforming one of Boston's iconic hotels is no easy task, but the designers have magnificently welded a series of antique artworks with 21st-century furnishings such as modern lamps, a quartet of standalone reception desks and zigzag-lined carpeting.

BBC: Business trip: Boston