整理用户需求，使之转化为产品功能，最终达到优化手持电动工具的设计目的。
The requirement of users gathered transforms the function of products, and the design of hand electric tools is optimized finally.
手持式电动工具的安全性。第2-8部分：剪刀和步冲轮廓机的特殊要求。
Hand-held motor-operated electric tools - Safety - part 2-8: particular requirements for shears and nibblers.
本文分析了美国手持式电动工具新老标准的变化，对今后一个时期电动工具企业的UL认证工作提出了建议。
This paper analyzed the change between the new edition and old edition UL standard for power tools, give some advice to the power tools manufacturer.
同时本发明手持式电动工具表面光滑亮洁，抗强度高，耐电绝缘性能更安全，使用寿命长。
Meanwhile, the surface of the hand-holding power tool is smooth and clean, the tensile strength is high, electric insulation is safer, and the use life is long.
本发明涉及一种手持式电动工具机（1）尤其是钻机、冲击钻机 或者锤钻。
The invention relates to a handheld electrical tool (1) in particular drill, rock drill or hammer drill.
本发明涉及一种手持式电动工具机（1）尤其是钻机、冲击钻机 或者锤钻。
The invention relates to a handheld electrical tool (1) in particular drill, rock drill or hammer drill.
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