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Terms
for subject
Aviation
containing
单级
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all forms
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in specified order only
Chinese
English
单位级消耗
unit level consumption
单位级航空维修
aviation unit-level maintenance
单级
人轨
single stage to orbit
单级
人轨
single stage orbit
单级
入轨运载器
single-stage vehicle
单级
压气机
single-stage compressor
空军一级的单位名称
command
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