According to their preliminary statistics, accidents involving fracture of fingers amount to 300,000 cases and more than 400,000 fingers are cut off by machine in the region every year.

根据他们初步的统计，在这些地区，每年共有300,000例的手指断裂事故和超过400,000例的手指被机器切除案件。

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The women's hands were chosen because the bones in the fingers are among the first to show signs of osteoporosis, a disease of bone that leads to an increased risk of fracture .

选择手进行研究是因为手指的骨骼最能反映出骨质疏松症的特征，这种骨病增加了骨折的可能性。

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Pump maintenance should check the steering pump belt tightness, to see if there are fracture, if the replacement should be timely, tightness in the fingers should be about 1cm better press;

水泵在保养时，应检查转向泵皮带的松紧度，看是否有断口，如有应及时更换，松紧度应以手指按下1cm左右为宜；

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