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。
The problems existing in the operation of the vibrating strike hammers of electrical precipitator in Huaneng Beijing Thermal Power Plant and the possible reasons are analyzed.
通过对华能北京热电厂机组的电除尘器振打锤在运行中发现的问题及其原因进行分析，提出了有效的改进方法。
Hand-held portable power tools. Measurement of vibrations at the handle. Part 3 : rock drills and rotary hammers.
便携式手提电动工具。手柄振动的测量。第3部分：岩石钻头和旋转锤。
Hand-held portable power tools - Measurement of vibrations at the handle - Part 5 : pavement breakers and hammers for construction work.
便携式手提电动工具。手柄振动的测量。第5部分：建筑工程用柏油路破碎机和錾平锤。
Hand-held portable power tools - Measurement of vibrations at the handle - Part 5 : pavement breakers and hammers for construction work.
便携式手提电动工具。手柄振动的测量。第5部分：建筑工程用柏油路破碎机和錾平锤。
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