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升频转换
释义
升频转换
Physics
光学、声学
光学
frequency upconversion
升频转换
又称“频率上转换”。
frequency upconversion
升频转换
†
upconversion
①上转换 ②升频转换,增频转换
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traffic noise management
traffic operation management
traffic order
traffic organization for large-scale activity
traffic organization for work zone
traffic organization management planning
traffic organization mode
traffic padding
traffic participants
traffic planning
traffic policing
Traffic pollution
Traffic Problem
traffic problem
traffic psychology
traffic restriction in regular areas
traffic restriction policy on tail number
traffic right-of-way
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Traffic safety
traffic safety analysis
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Traffic safety education for five organization
Traffic safety engineering
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