Explaining "doctor" of chengdu metro: 37 ℃ semi-hermetic "steam"

On August 21, HongLiu of chengdu metro car depot, the repairman Jiang Shihao measuring wheel diameter, his forehead and has high temperature and depth of us monthly inspection train maintenance is sweat, including check train all components in turn, the car open tank, motor, the postal inspection and check the top, one train must take a day. A wheel test three points, the whole car a total of 48 wheels, one and a half hours must be checked. When govinda check first...