Based upon core competence, this paper analyses the developing trend and restricting factors in metal cutting machine industry.
在正确理解核心竞争力含义的基础上，分析了金属切削机床行业的发展趋势和制约因素。
As the core parts for high speed spindle, the dynamic properties of Angle contact ball bearing has important effect on cutting performance and machining precision of whole machine.
角接触球轴承作为高速主轴的核心部件，其动力学特性对整机的切削性能和加工精度有重要的影响。
Cutting machine is the core equipment in production of aerated concrete.
切割机是加气混凝土生产中的核心设备。
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