centering machine [木] 定心机 ; 打中心孔机 ; 中心钻床 ; 中心孔钻床
mass centering machine 质量定心机
balancing centering machine 平衡 ; 曲轴车床 ; 钻中央孔机床 ; 钻中心孔机床
axle centering machine 车轴定心机 ; 轴端定心车床
spotfacing and centering machine 平端面钻中心孔机床
milling and centering machine 铣削定心两用机床
The author, centering on the topic of project planning, analyzes the project planning process combined with the practice of the Yuanbaoshan third engineering fourth machine group construction project.
作者结合元宝山三期工程四号机组建设的实践，紧紧围绕项目计划这一主题，研究基于不确定性分析的项目计划过程。
The centering accuracy problem is solved by centering of numerical control boring machine and the counterweight balance problem is solved by the fixed counterweight a and adjustable counterweight b.
用数控镗床定心解决了定心精度问题，用固定配重a和可调整配重块B解决了配重平衡问题。
Machine Tools; Spline Shafts and Spline Bore Profiles with 4 Splines, Internal Centering, Dimensions.
机床。带4个键的花键轴和花键孔的剖面。内定心。尺寸。
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