单项选择题
A.φ193.4±0.1B.φ193.4±0.2C.φ194.3±0.1D.φ194.3±0.2
A.350±20B.360±20C.370±20D.380±20
A.90-115B.110-125C.80-100D.90-110
A.0.70-1.10B.0.55-1.10C.0.60-1.10D.0.70-1.20
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