1·The fumes produced by welding metal often contain small amounts of manganese.
在焊接金属时所产生的烟雾中，常常包含了少量的锰。
2·As Steelworkers, we are interested in the heat treatment of metals, because we have to know what effects the heat produced by welding or cutting has on metal.
钢铁工人最感兴趣的东西莫过于金属的热处理，因为我们得了解焊接与切割时产生的热对金属的影响。
3·Tolerances specified in the welding specification or approved WPS shall apply.
焊接规范或认可的WPS中规定的公差应予以适用。
4·"I got a plan c, d, E. I got welding, masonry, carpentry, maybe computers," he says.
“我有其他计划，包括学习焊接，泥瓦工，木工，也许还有电脑什么的，”他说。
5·If no dimensions are provided as part of the drawing or ordering documents, the dimensions shall meet dimensions specified by approved welding procedures (WPS).
如果图纸或订单上没有提供这一尺寸，则坡口尺寸应符合认可的焊接流程(WPS)中规定的要求。