手持式凿岩机
- 网络jackhammer;jack hammer
手持式凿岩机-
HD-24型手持式液压凿岩机结构要素分析
Analysis of the key construction elements of HD-24 hydraulic hand drill
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手持式内燃凿岩机产品质量的自动检测与处理系统
The Automatic Test and Handling System for Product Quality of Hand-held Diesel Rock Drill
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提出了设计手持式液压凿岩机的目标函数。
A target function for design of hydraulic hand drills is brought forward in this paper .