+ L3 I! s- {/ ~ 1,请打开前/中/主起落架舱门检查系统管路/导线/部件有无损坏/松动/渗漏。
Open nose /central/main landing gear door and check the system line /wire/component for damage /loose/leakage.
2,减震支柱内筒伸出正常且洁净。
Shock absorber sliding tube is correct extension and cleanliness.
3,请检查中起落架减震支柱指示。
Check the indication of pressure gauge on central landing dear strut.
压力指示正常。
The indication is normal.
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