这意味着宇航员需要花更多时间训练维修设备故障，梅尔·罗伊说到。
That means astronauts may have to spend more time training for equipment failures, Melroy says.
设备在出厂前经过全面测试，并派技术员指导安装，培训和维修。
Equipment is fully tested before delivery, and technicians are available for installation, training and maintenance.
设备在出厂前经过全面测试，并派技术员指导安装，培训和维修。
Equipment is fully tested before delivery, and technicians are available for installation, training and maintenance.
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