杂谈托链轮、支重轮、驱动轮及轨链节等，在长时间的运转过程中，会出现一定程度的磨损。
Entrusted sprocket, supporting wheels, wheel and rail links and so on, in the long running process, there will be a certain degree of wear and tear.
因为这些都必须充分运作一年365天，更换过早磨损的皮带和链轮是可以理解的，为运营商的主要不便。
Since these must be fully operational 365 days a year, the replacement of prematurely worn belts and sprockets is, understandably, a major inconvenience for the operator.
若在部分托链轮和支重轮无法运转的状态下继续使用，则可能导致滚轮磨偏，同时还可能造成轨链节的磨损。
If some care and support sprocket wheels running status can not continue to use, it may cause partial grinding wheel, but also probably caused by the wear track chain.
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