| 单词 | chain and sprocket drive | 
| 释义 | chain and sprocket drive in Automotive Engineering (tʃeɪn ənd sprɒkɪt draɪv) Word forms: (regular plural) chain and sprocket drives  noun (Automotive engineering:  Vehicle components, Engine, transmission, and exhaust)   A  chain and sprocket drive is a type of power transmission in which a roller chain engages with two or more toothed wheels or sprockets, used in engines as a drive from crankshaft to camshaft.  Chain and sprocket drives are the most common final drive system in motorcycles, a small front and larger reartoothed wheel linked by a roller chain.  A chain and sprocket drive is one way of conveying power to the wheels of a vehicle.  Though many hundreds of years old, chain and sprocket drives are still used in bicycles and motorcycles as well as other forms of machinery.  | 
	
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