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- posterior ethmoidal air cell 后筛窦
- opening of anterior ethmoidal air cell 前筛房开口
- Exenteration of ethmoid air cells 筛窦气泡去脏术
- The air cell partition become indistinct. 气房间隔变得不明显。
- One air cell coalesces with another. 气房彼此融合。
- The detection frequency of anterior, middle and posterior ethmoidal canal (AEC, MEC, PEC) was 100%, 42.9%, 99.5%. 筛前、筛中、筛后动脉管的显示率分别为100%25、42.;9%25、99
- The posterior ethmoid cells are easily identified as they are larger, wider, and fewer in number than anteriorly. 后组筛窦的气房一般大而宽,在数量上也少于前组筛窦,容易确定。
- ethmoidal air cells 筛骨窦
- When disease involves the sphenoid, the sinus can be penetrated either intranasally or through the posterior ethmoid. 当病变累及蝶窦，可以经鼻内和后组筛窦进入蝶窦。
- Forobtaining the bets result,the height of maxillary-ethmoid and the height from the up-edgeof maxillary-ethmoid plate to the roof of posterior ethmoid were measured. 鼻前棘至后筛顶后缘的距离及角度，观察中鼻甲的走行及附着，筛骨水平板的形态及后筛窦的分度及变异，为临床手术提供了一定的解剖学依据。
- The results were analyzed by the statistical software SPSS. Results:The detection frequencies of anterior, middle and posterior ethmoidal foramen (AEF,MEF,PEF) were 100%,42.9% and 99.5%. 结果眶内壁筛孔总数显示为单孔、二孔、三孔、四孔、五孔的比例分别为0.;5%25、54
- The posterior limit of the posterior ethmoid is the skull base.At this point, it is more solid than it is anteriorly and serves as a reliable and safe location for its identification. 后组筛窦的后界是颅骨，在此处，比前方坚实的骨质，可以做为确定后界可靠和安全的标帜。
- Instruction: air cell is used to rectify excursion of filter cloth and assure normal running of filter cloth. 说明：气囊是用来纠正滤布的偏移，保证滤布的正常运转。
- The air cell is placed on the ancon and wrist,pulse transducer is placed on fingertip. 在肘部和腕部放置气袖,指尖放置脉搏传感器。
- Dissection is then carried posteriorally along the inferior border of the ethmoid to the lamina basalis.Through the lamina basalis lies the posterior ethmoid. 接著向后沿筛窦的下缘切除筛窦至基板，通过基板即进入后组筛窦。
- The invention discloses a pillow with the adjustable thickness and comprises a pillow body, which is internally provided with an inflatable and deflatable air cell and a switch. 本发明公开了一种可以调节厚度的枕头，它包括枕头本体，所述枕头本体内设置有可充气放气气囊和开关。
- posterior ethmoidal (air) cell 后筛窦
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
- The archers sent their shafts through the air. 弓箭手向空中射出利箭。
- TV news channels, meanwhile, aired cell phone video footage within half an hour of the explosions. 同时，在爆炸后半小时之内，电视新闻频道同时也播放了手机摄影的录象。
