The weight that drops in a pile driver or steam hammer.
撞键打舂机或汽棰内落下的重物。
The most wonderful piece of machinery on show was Nasmyth's steam hammer.
其中最奇妙的是内史密斯的蒸汽锤。
Steam hammer is an important equipment of machinery industry, the head is one of the main parts.
汽锤是机械行业广泛使用的重要设备，锤头是其主要的部件之一。
And telephone, electric light, steam hammer and other inventions started to appear on exhibitions.
电话、电灯、蒸汽锤等新发明，都是最先在展会上与世人见面。
There was also a great deal of machinery on display. The most wonderful piece of machinery on show was nasmyth steam hammer.
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。
The principles can be applied either in the calculation of water hammer in liquid or in the calculation of steam hammer in compressible fluid.
既适用于液体介质的水锤计算，也适用于可压汽体的汽锤计算。
This scrap mostly expatiate on mian technical parameters for the steam hammer refit to a electro_hydraulic hammer, and refer its benefits on save energy.
介绍了蒸气锤改造成电液锤的主要技术参数及改造后电液锤的节能效果。
To overcome the shortcomings of steam driven hammer, such as energy wasting and serious vibration, the new type program controlled hydraulic hammers are developed.
针对蒸—空模锻锤存在的浪费能源、振动噪音大等缺点，开发了用于蒸—空模锻锤更新换代的新型程控液压模锻锤。
The author described philosophy, causes and precautions for water hammer appearance in steam piping, drum, feedwater piping, economizer, drum draining tube, sub-steam cylinder etc.
叙述了蒸汽管道、锅筒、给水管道、省煤器。锅筒放水管、分汽缸等发生水冲击的基本原理，产生原因和预防措施。
The contents of the paper include:the comparison of the electrohydraulic hammer and the steam—air hammer;
其中包括：电液锤与蒸汽-空气锤工作状况的比较；
Way for ash cleaning of horizontally arranged steam boilers normally adopts mechanical rapping. The device USES accelerated velocity produced by hammer rapping to remove fly ash.
卧式布置的余热锅炉清灰方式一般采用机械振打清灰，该装置采用锤子打击产生的加速度去除飞灰。
The solution of problems such as water hammer, hard to dispose the noncondensables, air lock and selection of steam trap were discussed to save energy, protect environment and lower the cost.
指出蒸气凝结水回收的重要性的同时对炼油厂蒸气凝结水回收系统中存在的诸如水击、非凝结性气体不能排除、气阻及疏水阀的选型安装等问题的解决办法进行了探讨。
The loose tooling forging of half shaft bushing on the steam-air forging hammer is numerically simulated using FEM software DEFORM3D.
采用商用有限元软件DEFORM3D对半轴套管胎模锻成形过程进行了计算机模拟。
The competition began. John Henry kissed his hammer and started working. At first, the steam-powered drill worked two times faster than he did.
比赛开始前，约翰。亨利亲吻了一下他的铁鎚并开始工作。
Separation of condensate in front of steam using equipment to prevent water hammer.
在用汽设备前端，分离冷凝水防止水击现象产生。
The steam trap is rationally arranged to avoid the water hammer.
合理布置疏水装置，避免水击的出现。
The steam trap is rationally arranged to avoid the water hammer.
合理布置疏水装置，避免水击的出现。
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