国外标准列表
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[国外标准] BS EN 50144-2-7-1996 Safety of hand-held electric motor operated tools. Particular requirements for
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[国外标准] BS EN 50143-2009 Cables for signs and luminous-discharge-tube installations operating from a no-load
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[国外标准] BS EN 50131-8-2009 Alarm systems — Intrusion and hold-up systems — Part 8 Security fog devicesystems