单词 | rack |
释义 | rack [rak] AEROSPACE ENGINEERING A suspension device permanently fixed to an aircraft; it is designed for attaching, arming, and releasing one or more bombs; it may also be utilized to accommodate other items such as mines, rockets, torpedoes, fuel tanks, rescue equipment, sonobuoys, and flares. CIVIL ENGINEERING A fixed screen composed of parallel bars placed in a waterway to catch debris. DESIGN ENGINEERING See <<relay rack>> ENGINEERING A frame for holding or displaying articles. MECHANICAL ENGINEERING A bar containing teeth on one face for meshing with a gear. MINING ENGINEERING An inclined trough or table for washing or separating ore. |
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