(a) Engineering a device by which the surface water and scum in a steam boiler may be blown off; (b) a blow (blow, n.2 1b) occurring when a whale is…
单词 | θ214183 |
释义 | society > occupation and work > equipment > machine > machines which impart power > boiler > [noun] > parts of > device for blowing off steam (2) surface blow1857 (a) Engineering a device by which the surface water and scum in a steam boiler may be blown off; (b) a blow (blow, n.2 1b) occurring when a whale is… blow-cock1885 a cock or tap by which to blow off steam. |
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