... boring mud 钻泥 boring pump 钻眼用泵 boring rod set 钻杆装置 ...
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boring g pump 钻眼用泵
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The lathe fixture used for boring 10cy14-1b type high pressure oil pump body parts with seven column holes is designed.
介绍镗削10 CY 14 1b型高压油泵缸体七个柱塞孔车床夹具。
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