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来源:雅诚德英语网
This thesis combination machine for design processing many stalks the box ten screw threads of rights the bore bed.
本论文为加工主轴箱箱体右侧十个螺纹底孔的组合钻床的设计。
This thesis combination machine for design processing many stalks the box ten screw threads of rights the bore bed.
本论文为加工主轴箱箱体右侧十个螺纹底孔的组合钻床的设计。