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關注：1
2013-05-23 12:21
求翻譯：Thread grinders are used for grinding precision threads for thread gages, and threads on precision parts where the concentricity between the diameter of the shaft and the pitch diameter of the thread must be held to close tolerances是什么意思？ 待解決
 懸賞分：1
- 離問題結束還有
Thread grinders are used for grinding precision threads for thread gages, and threads on precision parts where the concentricity between the diameter of the shaft and the pitch diameter of the thread must be held to close tolerances
問題補充： |
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2013-05-23 12:21:38
螺紋磨床用于磨削精密螺紋，螺紋量具，精密部件之間的同心軸的直徑和螺距直徑必須持有的線程關閉公差
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2013-05-23 12:23:18
線程打磨機用于研磨精密螺紋量具的線程,線程之間的同心度的精密零件的直徑的軸間距直徑的線程的,必須關閉容差
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2013-05-23 12:24:58
螺紋研磨機為研精確度螺紋為螺紋測量儀和螺紋在精密零件使用，必須舉行同心在軸直徑和螺紋中徑之間結束容忍
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2013-05-23 12:26:38
用于螺紋磨床磨削精度線程的線程計和線程上必須保持軸的直徑和中徑的線程之間同心關閉公差的精密部件
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2013-05-23 12:28:18
線脫衣舞女用于沉重的精度穿對線挑戰，穿在桿和線的球場直徑的直徑之間的同中心必須接近地被緊緊抓住的精度部分上忍耐力
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