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ub8优游登录|注册app下载规格:
ub8优游登录|注册app下载称尺寸φ
平均外径
壁厚e
基本尺寸
允许偏差
φ90
±0.4
10.0
±0.3
φ110
φ160
±0.5
φ200
12.0
