Die setters select dies for forging according to work order and specifications; position align and bolt dies to ram and anvil of power presses and hammers.
模具制定者根据工作秩序和规格选择模具进行锻造；将模具对准并拴紧在动力压力机和锤子的撞锤和铁砧。
Hand-held portable power tools - Measurement of vibrations at the handle - Part 2: chipping hammers and riveting hammers.
便携式手提动力工具。手柄振动的测量。第2部分：凿锤和铆钉锤。
The selection of driving machines is discussed in weight matching and power matching principles between hammers and driving machinery.
表示设计系列号等。 并且指出了承载机械与液压锤重量匹配、动力匹配的选型原则。
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