westbank upon receiving the users report the fuel gas selling enterprise shall send servicemen on the spot to do maintenance within the prescribed period of time or at the time appointed with the user
西行接到用户报告后，燃气销售企业应当在规定的时间内或者与用户约定的时间内派员到现场维修
以上为机器翻译结果，长、整句建议使用 人工翻译 。