Objective To discuss the application effect of mechanical anastomosis of esophago - cardiac carcinoma.目的探讨机械吻合在食管贲门癌手术中的应用效果.Conclusion Esophagogastric intramural anastomosis can partly reconstruct the cardial function a...
The boom in the sport's popularity has meant more calls for stricter safety regulations...该项体育运动的兴起意味着制定更加严格的安全规则的呼声更高了。The standard safety lockout mechanism helps prevent accidental or unauthorized use.标准的安全锁装置能防止...