Countersunk rivet symbol. Use in conjunction with other rivet ends.埋头铆钉符号. 与其他铆钉端点结合使用.Side view of raised countersunk slotted screw with adjustable thread length.螺纹长度可调整的半埋头一字槽螺钉的侧面图.Side view of countersunk posidriv sc...
Engaged in paleontology , geology, glaciology, and the mechanics of research and teaching.从事古生物学 、 冰川学和地质力学的研究和教学工作.Paleontology , geology , zoology, and ethnology.收藏古生物学 、 质学 、 物学和人种学.Collect paleontology, entomology, z...
十二指肠通过导管与肝和胰相连.Duodenun is joined to the liver and to the pancreas by ducts.目的提高外伤性肝胆胰脾损伤的治疗效果.Objective To improve the treatment of hepatobiliary, pancreatic and splenic injury.目的: 为保留幽门的 胰 十二指肠切除术提供解剖学基础.Objective: To ...
Her aggressiveness made it difficult for him to explain his own feelings.她咄咄逼人的态度让他难以解释自己的感情。Hospital discipline was broken. Amy would have to explain herself.破坏了医院的纪律,埃米将不得不为自己辩解。Doctors cannot be bothered to explain wh...