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凹口试杆
meaning in Chinese
notched bar
Related Words
庄口试样
凹
椭圆凹
地槽凹
凹痕打凹
窝凹
成凹
球凹
凹坡
凹损
凹口盘
凹口圈
凹口试杆冲击试验
凹口试片
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