| 单词 | roller chain |
| 释义 | roller chainnouna power chain consisting of parallel pairs of flat links joined by pins covered with rollers, and engaging with the teeth of sprockets. Origin of roller chainFirst recorded in 1895–1900 Words nearby roller chainroller bandage, roller bearing, Rollerblade, roller-blind shutter, roller caption, roller chain, roller coaster, Roller Derby, roller gate, roller hockey, roller mill Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for roller chainroller chain nounengineering a chain for transmitting power in which each link consists of two free-moving rollers held in position by pins connected to sideplates Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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