Owing to the high proportion of unburnt oxygen in this efflux, afterburners are often provided in the jet -pipe.
由于这种喷气流中含有大量未燃烧的氧气，在喷管中往往安装加力燃烧室。
Owing to the high proportion of unburnt oxygen in this efflux, afterburners are often provided in the jet- pipe .
由于这种喷气流中含有大量未燃烧的氧气，在喷管中往往安装加力燃烧室。
Owing to the high proportion of unburnt oxygen in this efflux, afterburners are often provided in the jet-pipe.
由于这种喷气流中含有大量未燃烧的氧气，在喷管中往往安装加力燃烧室。
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