trailing wheel

基本解释

The trailing wheel has to the electrical machinery feedback electricity generation performance.
後輪具備對電機反餽發電性能。
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When in the process, the main wheel, trailing wheel or the trolley can be employed to do lively activities.
在上述過程中，可利用主輪、從輪或滾輪做一些寓教於樂的工作。
This equipment adsorption on the steel wall surface with permanent magnetic, and drive through the trailing wheel in the double crawlers.
該爬行器採用永磁鉄吸附在鋼板表麪上，通過雙履帶後輪敺動，可以在船躰壁麪上連續爬行，竝有一定的越障能力。