Pounding and Hammering Tools 锤类工具
Severe Training And Hammering 千锤百炼
Hammering and polishing 锤击及抛光
Months after the museum's opening in May, workers are drilling and hammering amid piles of dirt and rubble to prepare the rest of the complex.
自五月份博物馆开馆后，工人们还一直在成堆的泥土和瓦砾中敲敲打打，为建筑群余下部分的建设做准备。
For example, the diameter of a bar can be increased by heating and hammering axially.
例如，棒料的直径可以通过加热和轴向锤击而增大。
The opposite of elongation is upsetting, which produces compressive shortening. For example, the diameter of a bar can be increased by heating and hammering axially.
与伸长相反的是镦粗，即产生压缩性缩短。例如，棒料的直径可以通过加热和轴向锤击而增大。
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