We can make out many challenges that the business enterprises run by private capital of our country is facing in the economic characteristic of the new economy period by environment analysis.
通过环境分析可以看出在新经济时期的经济特征下我国民营科技企业面临的诸多挑战。
A new type of pipe clamp for facing machine is introduced. It is analyses that the characteristic and property, working principle, property index, location precision and so on for the pipe clamp.
介绍了一种新型钢管管端平头机的夹管机构,对夹管结构的特点和性能、工作原理、性能指标、定位精度等作了描述和分析。
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