roller bed

名词 n.
中文释义

英文释义

名词 n.
  1. A lorry deck fitted with rollers to facilitate loading and unloading, often of pallets and aircraft cargo containers.
  2. A frame containing rollers as part of a conveyer system.
  3. The part of a roller brake tester, consisting of rollers fitted flush with the floor of the testing station.

词形变化

roller beds plural
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