符合的藏品

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18930306

to Hos. to see a man whose hand was rent by a bursting gun at the encampment during drill. I dressed.....more

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手提電鑽　轉速檢測　噪音檢測　自動化檢測系統　Electric hand drill　Speed test　Noise test　Automatic on-line inspection 國家圖書館.....more

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手-手臂振動　手持動力工具　電動鎚鑽　Hand-arm vibration　Hand-held power tools　Impact drill 國家圖書館 20091200 期刊論文胡世明(Hu.....more

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of the source and course to look for from document historical data to attempt on one hand.....more

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