已知φ30f7的极限偏差为φ30mm，则φ30F7的极限偏差为__________mm。/ananas/latex/p/152645
已知φ30f7的极限偏差为φ30mm，则φ30F7的极限偏差为__________mm。/ananas/latex/p/152645
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已知φ30f7的极限偏差为φ30mm，则φ30F7的极限偏差为__________mm。/ananas/latex/p/152645