... maintenance facilities 维修设备 maintenance free service 免费维修服务 maintenance handbook 维护手册 ...
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免费提供应急维修服务 Free emergency maintenance services ; provide free emergency repair services
在保修期内，提供免费维修服务。
干式变压器的最低要求，并提供免费维修服务多年的麻烦。
Dry-type transformers require minimum maintenance and provide long years of trouble-free service.
公司所有设计和施工的地坪实行一年免费维修服务(人为因素和自然不可抗拒的原因如地下水，原地板变异除外)。
We guarantee one-year free of charge maintain for all our buildings and works, but man-made damage, natural force majeure, such as underground water and original floor etc.
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