联接器是联接机车和矿车的部件，常用的有插销链环和回转链，大型矿车采用兼具缓冲器作用的自动车钩。
Coupling is a coupling of locomotive and car parts, commonly used have a link bolt and rotary chain, large car adopts automatic coupling with both buffer action.
联接器是联接机车和矿车的部件，常用的有插销链环和回转链，大型矿车采用兼具缓冲器作用的自动车钩。
Coupling is a coupling of locomotive and car parts, commonly used have a link bolt and rotary chain, large car adopts automatic coupling with both buffer action.
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