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| type certification; type certificate (局方对民用航空产品进行型号设计审査和批准的过程，包括颁发型号合格证，型号设计批准书,型号合格证更改和型号设计大改的批准等) | |||
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型号合格审定 : 7 phrases in 1 subject |
| Aviation | 7 |
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