Knowledge can be divided into core knowledge, advanced knowledge, and innovative knowledge.
知识可以进一步划分为核心知识、先进知识和革新知识。
Nc technology is advanced manufacturing technology and equipment, the core technology.
数控技术是先进制造技术和装备的核心技术。
Nc technology is advanced manufacturing technology and equipment, the core technology.
数控技术是先进制造技术和装备的核心技术。
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