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polyfocal projection
释义
polyfocal projection
Encyclopedia
工学
地图投影
释
polyfocal projection
多焦点投影
在一幅地图上根据不同要求,设有多个投影中心,使其比例尺自投影中心向四周辐射方向连续变化的投影。
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security protection risk treatment
security protocol
security protocol analysis
security requirements
security risk
security risk analysis of E-government
security risk management
security room
security sandbox
security scan
security situational awareness
security strategy
security system of wage payment
Security Technical Protection Standards System
security technology
security technology prevention
security testing
security tools
security trading market
security vulnerabilities
security vulnerability scanning technology
SED
Sedan Crater
sedative
sedative-hypnotic
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