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单词
dry-powder fire extinguisher
释义
dry-powder fire extinguisher
dry-powder fire extinguisher
One that discharges a fine, dry powder (usually sodium bicarbonate, potassium bicarbonate, or ammonium phosphate) by the pressure of a gas stored in the same container as the powder; generally suitable for class-B and class-C fires.
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usnrc
usnrdl
usn(ret)
usnrf
usnr m
usnr m1
usnr m2
u-snrnp-associated cyclophilin snucyp-20
u-snrnp-associated cyclophilin suncyp-20
usnr o
usnr o2
usnr&sl
usnr sv
usnr-tar
usnrtc
usnr v
usns
usnsa
usnsc
usnscc
usnsd
usnse
usnsf
usnsh
usnsm
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更新时间:2026/2/6 0:31:50