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凹形轮辋
meaning in English
concave rim
Related Words
平轮辋
凹
椭圆凹
地槽凹
凹痕打凹
窝凹
成凹
球凹
凹坡
凹损
凹形联锁铣刀
凹形轮缘
凹形门
凹形面刨削装置
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