机车驶出运输线，进入机务段的整备线，乘务人员会用棉纱把机车擦拭干净;副司机用油壶给润滑部位加油润滑。
B-Thing I-Thing O O O O O O O O B-Organization I-Organization I-Organization O O O O O B-Person I-Person I-Person I-Person O O B-Thing I-Thing O B-Thing I-Thing O O O O O B-Person I-Person I-Person O B-Thing I-Thing O B-Thing I-Thing I-Thing O O B-Thing O O O