China Netcom, full name China Netcom Corporation Limited (CNC) (HKEx: 0906), (NYSE: CN), was originally formed in August 1999 to build high speed Internet communications in China.
阅读提示：中国网通，全名是中国网络通信集团公司(CNC)，最早创建于1999年8月，当时是为了修建在中国的高速互联网通讯。
On the other hand, the CNC software made in China for WEDM has defects of tech hysteresis and inconvenience, and the import software has poor universality and is hard to use.
而国产或引进的线切割数控编程软件也分别存在技术滞后、操作不便和通用性不好等缺陷。
By the use of equipment for the China University of Mining and provided CNC Room sieve air jig, indicators of control is very stable.
所使用设备为中国矿业大学提供的数控筛下空气室跳汰机，指标控制非常稳定。
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