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楼宇对讲系统
释义
楼宇对讲系统
Encyclopedia
工学
出入口控制系统
释
building intercom system
楼宇对讲系统
用于住宅及商业建筑,具有选通、对讲、可视等功能,并能提供开锁的电子系统。
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uptilt
Upton Sinclair
up-to-standard evaluation of water function zone
upturned roof-ridge
UPU
upward
upward bias
upward causality
upward compatibility
upward concave
upward continuation
upward convex
upward cumulation
upward cut and fill stoping method
upward deviation
upward directed set
upward/downward atmospheric radiation
upward firing
upward induction
upward invasion of liver qi
upward lighting
upward-looking bowl sundial
upward social comparison
upward transition
upwash
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