free maintenance contract 免费维修保养合同
error-free maintenance 无误差维护
Free Maintenance and design 免维护设计
maintenance-free 维修方便 ; 免费维修 ; 免维修 ; 无需保养
HASSLE FREE MAINTENANCE LIMITED 公司名称
maintenance free 无需维护 ; 不需保养的 ; 高效率长寿命化
maintenance-free bearing 自润滑轴承 ; 自润滑
free maintenance period 免费保养期
free-maintenance 免维修
The main features: plus pressure explosion-protection, free maintenance, high efficiency and high reliability.
主要特点：正压防爆，免维护，高效率和高可靠性。
Free maintenance for quality problem. for using damages, only charging materials cost. clients satisfaction is our eternal pursuit.
属产品质量问题，本公司负责修护，属使用质量问题，只收取直接材料费，直到用户满意为止。
To provide free maintenance regularly and repair of faults not caused by man-made reasons of leased vehicle within Shanghai City and Vehicle emergency repairs.
甲方负责对车辆进行免费定期保养、正常维修和年检，对车辆在上海市境内非人为路抛的急修。
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