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单词
single-perforated grain
释义
single-perforated grain
single-perforated grain
[
′siŋ·gəl ¦pər·fə‚rād·əd ′grān
]
(materials)
A cylindrical propellant grain with a single perforation located in its axis; this type of granulation is used in propelling charges for several calibers of guns, and in rockets.
随便看
on the brink of
on the brink of (something)
on the brink of something
on the broo
on the bubble
on the bum
on the buroo
on the bus
on the button
on the can
on the capitol doorstep
on the cards
on the carpet
on the carpet, to be/call/put
on the case
on the chance
on the chance that
on the cheap
on the chin
on the chip
on the chopping block
on the clock
on the close
on-the-close
on the close order
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更新时间：2025/3/1 6:14:57