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双基推进剂
avia.
DB propellant
space
double-base propellant
;
double base propellant
双基推进剂〔火箭燃料〕
chem.
double base propellant
双基
硝化甘油和硝化纤维
推进剂
火箭燃料
gen.
double-base propellant
双基 推进 剂
:
22 phrases
in 4 subjects
Aviation
3
General
2
Space
16
Technology
1
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