DIN EN 62841-2-1 : DRAFT 2016现行
ELECTRIC MOTOR-OPERATED HAND-HELD TOOLS, TRANSPORTABLE TOOLS AND LAWN AND GARDEN MACHINERY - SAFETY - PART 2-1: PARTICULAR REQUIREMENTS FOR HAND-HELD DRILLS AND IMPACT DRILLS (IEC 116/279/CDV:2016)
出版：Verband Deutscher Elektrotechniker
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