Being aimed at the features of alloy steel carburization quenching the principle, and easily collapses broken and non-wear resisting characteristic with hanging the pincers tooth boards when using in accordance with well drilling.
针对钻井用吊钳牙板使用时易崩碎、不耐磨的特点,分析了原因,改进了牙板渗碳淬火的热处理工艺。
Problems of tangential die in operation and resolving method;
切线板牙在使用中存在的问题及解决措施
This paper has put forward the design method of clearance hole in the circular screwing die.
本文提出了圆板牙容屑孔的设计方法 ,通过建立容屑孔合理的参数关系 ,大大提高了工作效率及设计的精确性 ,特别适用于非标圆板牙的设
crescent ,turkish, musical
土耳其月牙板（乐器）
One of several component pieces that are fitted into a diestock to cut threads on screws or bolts.
铆头模一种组成切削螺栓上的板牙板手的部件
The odontogenic keratocyst (OKC) is classified as a developmental cyst that derived from the enamel organ or the dental lamina.
齿源性角化囊肿乃起源于牙釉器官或是牙板的发育性囊肿。
55 inch thread flat tangential die
55°英制螺纹切线平板牙
tap and die set
全套螺丝攻和螺丝板牙
gas stocks and dies
煤气管螺丝板牙和扳手
roller for self-opening thread rolling head
滚压式板牙头用圆滚子
self opening die head
自动开合螺丝板牙切头
For the old hag with the yellow teeth.
有着黄板牙的丑婆子。
Old hag with the yellow teeth.
满嘴黄板牙的丑婆子。
Comparison of Reproducibility of Periodontal Probing by Using Two Probes and Evaluation of Fixing Effects on Anterior Loosened Teeth with Severe Periodontitis;
牙周探诊重复性比较及牙周病松动前牙夹板固定的临床疗效分析
Removable Titanium-alloy Splint in Fixing Loosen Teeth of Adult Periodontitis;
可摘式钛合金牙周夹板对成人牙周病松动牙的固定
55 inch thread tagential die for taper pipe
55°英制圆锥管螺纹切线平板牙
The boss' wife, who was brushing her teeth in the doorway, said with a snigger:
于是在门口刷牙的老板娘笑了：
justable round split die with adjusting screw
带调整螺钉的可调式圆板牙
The panel had a veneer of gold and ivory.
这木板上面镶饰了一层金和象牙。
