Objective Explore self-supporting optical cable line guide wire threaded pipe endotracheal intubation in difficult intubation time of the application of the efficacy and safety.
目的探讨自制光索支撑引导行钢丝螺纹管气管内插管在困难气管插管中应用的有效性和安全性。
2
An enlarged pipe at the top of a casing string that serves as a funnel to guide drilling tools into the top of a well.
套管柱顶部的一根大口径管，形如漏斗，以引导钻井工具进入到井眼的顶部。
3
It is found that large eddy simulation could more accurately predict the smoke movement in pipe shaft and guide the fire fighting design of high rise building.