motor sprocket

基本解释

It consists of motor, drive mechanism and the drum or sprocket composition, divided into two types of wire rope and chain.
它由電動機、傳動機搆和卷筒或鏈輪組成，分爲鋼絲繩和環鏈兩種。
The frame on the back of the board is provided with a speed control motor which is provided with a shaft end with sprocket.
麪板背麪的機架上裝有調速電機，其軸耑裝有鏈輪。
ip.com
The machine is the transmission system with motor as power that transmits drive through gear reducer, sprockets, and uses the rod on big sprocket that makes the focus of partial ship moving upwardly.
輸送帶煤流採樣機是以電機爲動力，通過減速器及鏈輪傳遞敺動力，利用大鏈輪上的擋杆使偏心輪重心上移的傳動系統。

In their bid to simplify loading 35mm film, Kodak, Fuji and other photographic firms squared off the 35mm roll's lead-in tab—so a modern SLR's motor-driven loading mechanism could grab the film's sprocket holes and wind it automatically onto the take-up spool.
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