蒸汽锤是指靠水蒸汽推动的机器锤，锤头和汽缸的活塞杆装置能上下活动，锤制锻件。亦称蒸汽-空气两用锤。与空气锤相比，蒸汽锤具有较大的打击能量。
其中最奇妙的是内史密斯的蒸汽锤。
The most wonderful piece of machinery on show was Nasmyth's steam hammer.
电话、电灯、蒸汽锤等新发明，都是最先在展会上与世人见面。
And telephone, electric light, steam hammer and other inventions started to appear on exhibitions.
还展出了许多机器，其中最妙的一台机器是那什米斯的蒸汽锤。
There was also a great deal of machinery on display. The most wonderful piece of machinery on show was nasmyth steam hammer.
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