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When a free flow of blood appears in the syringe, remove the syringe and occlude the needle with a finger to prevent air embolism.

、当注射器内出现回血时，拨下注射器，用一根手指堵住穿刺针防止气栓。

The authors suggest that superior vena cava and right atrium retrograde perfusion can remove most air embolism in the blood vessels of the brain and heart to reduce/relief the injuries of them and prevent occurrence of serious low cardiac output.

这对解除或减轻中枢神经系统和心肌损伤、防止严重低心排综合征的发生、增加心脑复苏机会十分重要。

H. When a free flow of blood appears in the syringe, remove the syringe and occlude the needle with a finger to prevent air embolism.

当注射器回血通畅，稳住，保留针头、拔下注射器，并用手指遮蔽针头尾部以避免气体进入血管导致气栓。

Pringle maneuver combined with hepatic veins occlusion for complicated hepatectomy is safe, and is effective to prevent dangerous bleeding and air embolism with less disturbance of systemic hemodynamics.

Pringle′s法联合肝静脉阻断技术在复杂肝切除术中既能达到减少术中出血的目的，又能防止术中肝静脉破裂导致空气栓塞，还避免了下腔静脉阻断所引起全身血流动力学紊乱，是一种更安全、有效的血流阻断技术。

Straight form type the characteristic advantage of horn fan air exhauster: 1, simple case of lumber of FRP fibre glass, acid-proof alkaline, anticorrosion. 2, the efficiency that prevent rain is extremely tall, do not have the worry of ooze water.

直结式喇叭扇抽风机之特点优势：1、FRP玻璃纤维材料外壳，耐酸碱，防止腐败蚀。2、防雨速率非常高，无渗水之苦恼。3、没变动之苦恼→4、没下降抽风力之捆扰。5、没下降抽风力之捆扰。6、省修理，省修养→能够应用10~20年以上。

"We will come together to improve air safety, to dramatically expand the number of air marshal s on domestic flights, and take new measures to prevent hijacking."

让我们携起手来共同改善航空安全，大规模地扩大国内航班中空中警卫的数量，采取新的措施以防止劫机。

Design and structure of radiator and heat exchanger can remove accumulated moist air or prevent the continuous air pocket of painting.

散热器和换热器的设计和构造消除可以聚集湿气、或者可以防碍实现涂抹涂料连续性的气穴。

The object was to get the smell and the corrosive air generated from the tank out of the garage and to prevent corrosion of vehicles, tools or whatever else.

对象是要臭味和腐蚀性的空气所产生的坦克走出车库，并防止腐蚀的车辆，工具或任何其他人。

Even if it is sea water, pay careful attention to prevent an overflow from the air vent.

即使是海水也要注意不能从透气管中溢出。

B Even if it is sea water, pay careful attention to prevent an overflow from the air vent.

即使是海水也要注意不能从透气管中溢出。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。