建议每年一定把机器检修一次。
It is strongly recommended that the machines should be checked every year.
图上这名机器宇航员本应在这周作为太空中首位人形机器人而开启它的服役生涯，不过，因为搭载它的航天飞机发现者号在检修故障，所以它的行程推迟了。
Robonaut, who was supposed to start his career as the first humanoid robot in space this week, remains while the shuttle Discovery sorts out its problems.
阅读和理解检修计划，机器手册，性能说明书，线路图，及加工设备图表。
Read and understand repair schedules, machine manuals, performance specifications, wiring diagrams, and schematics of machining equipment.
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