求翻译：5.2.9 培训期间，卖方免费向买方技术人员提供试验工具、技术资料、图纸、参考数据、工作服、安全用品、交通工具、文具和培训所需的用品其他必需品以及合适的办公室。是什么意思？

5.2.9 During the training, the seller is free to the buyer and technical personnel to provide test tools, technical information, drawings, reference data, overalls, safety supplies, transportation, supplies of Stationery and training required other necessities, as well as the appropriate office.

5.2 .9 * during the training free of charge to the buyer, the seller provided technicians test tools, technical information, drawings, reference data, overalls, safety supplies, transport, stationery and training supplies required for the other necessities, and the right of the Office.

5.2.9 during the training, test tool free of charge to the buyer by the seller technicians, technical data, drawings, reference data, work clothes, safety supplies, transport, other necessities required for stationery and training supplies, as