Conclusions: Historically, landmark and report measurements in esophagoscopy hae been measured and standardized the upper incisor.结论: 从上切牙到食道镜检查的界标和所报道的测量方法在以往的研究中已经被测量和标准化....
If we meet in the Heaven, Will you enclasp my hands?如果在天堂遇见你, 你会不会紧握我的手?Objective To study the enclasp forces of cast clasp and forging clasp.目的 研究铸造卡环和锻造卡环的卡抱力.Objective To investigate the elastic limit and relevant enc...