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气体渗氮技术
释义
气体渗氮技术
Encyclopedia
工学
热处理技术
释
gas nitriding technology
气体渗氮技术
在特定温度的渗氮气氛中长时间保温,使得氮原子渗入金属表面,以改变其成分、组织及结构,从而实现工件表面力学性能改善的工艺。
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security management
security management of urban rail transit construction
security management organization
security market line
security market statistics
security measures
security mechanism of operating system
security middleware
security model
security monitoring and control
security monitoring and control of pipe networks
security monitoring center
security of archives
security of collection storage room
security of cryptographic hash function
security of cryptographic protocol
security of debt
security of file content information
security of information content
security of nuclear weapon
security of supply and demand for analysis
security parameter index
security parameter index, SPI
security policy
security protection
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