Analysis is made of the reasons of layering in compact of drill tooth alloys due to the die structures. Measures are taken to improve the die structures.
分析了因模具结构造成钻齿类合金压坯分层的原因，提出了改进模具结构设计的措施。
Today I'll drill a little hole in the tooth for pus-drainage to stop the pain.
今天先在牙上钻个小洞将脓引流出来，这样可以止痛。
Analysis is made of the reasons of layering in compact of drill tooth alloys due to the die structures.
分析了因模具结构造成钻齿类合金压坯分层的原因，提出了改进模具结构设计的措施。
Insert tooth bit applies in every serious geography especially hard rock; it has stable drilling speed and can drill the hardness of rock at 1-6 grades.
镶齿牙轮钻头主要适用于地质较硬的岩层，它钻进速度稳定，可以钻进1-6级地质硬度，适用于各种恶劣的地质环境。
May drill and fill cavities, extract teeth and replace portions of tooth crown.
可钻，填补蛀牙，提取牙齿，并更换部分牙冠。
May drill and fill cavities, extract teeth and replace portions of tooth crown.
可钻，填补蛀牙，提取牙齿，并更换部分牙冠。
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