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tracking guidance
 tracking guidance
avia. 跟踪制导
| computer
 computer
gen. 计資机
avia. 计算器; 计算装置
hydroel.st. 计算机
math. 电子计算机
met. 计数器; 解算 装置; 计算员
sport. 电脑

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tracking guidance
avia. 跟踪制导
tracking guidance computer
: 20 phrases in 7 subjects
Air defense1
Aviation4
Electronics4
Geophysics2
Missiles1
Space5
Technology3