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机场净空
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机场净空
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aerodrome obstacle free space
机场净空
为保障飞机在机场的起降安全而规定的障碍物限制区域。是由障碍物限制面、飞行程序保护区和通信导航设施电磁环境保护所确定的对机场及其附近的地形、地物进行高度和物性限制的区域。
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Double Pagodas and Main Hall in Arhat Temple
Double Pagodas at Baisikou
Double Pagodas of the Chongxing Temple
Double Pagodas of the Guangjiao Temple
"Double Parrots" Great China Record
double partition
double-pass echelle spectrometer
double-pass monochromator
double path interferometer
double-peaked distribution
double-peaked function
double period
double-periodic function
double periodicity
double permutable operator
double-pipeline water distribution flow
double pipe oil gathering process for mixed liquids
double plane
double-planet
double plasma light source
double point
double-point divisor
double-point singularity
double-point theorem
double pore structure of coal
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