单词 | seat |
释义 | seat [sēt] MECHANICAL ENGINEERING The fixed, pressure-containing portion of a valve which comes into contact with the moving portions of that valve. ORDNANCE 1. Support or holder for a mechanism, or for a part of one. 2. To fit correctly in or on a holder, or prepared position, such as to seat a fuse in a bomb, a projectile in the bore of a gun, or a cartridge in a chamber. |
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