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The influence of simulation result which caused by the change of two important parameters has been analyzed by simulating an example, and the influence degree of pol service efficiency has also been confirmed, which offers scientific and quantificational decision-making basis to the air arm pol service in wartime.

通过实例仿真，分析了两个重要参数值的改变对仿真结果的影响，并确定出其对油料保障效率的影响程度，从而为航空兵作战油料保障提供科学的定量决策依据。

The efficiency of air curtain can reach 98% on the entraining effect.

由于空气幕的卷吸作用，防烟效果只能达到98%。

The paper introduces as how to design the exterior double ventilating curtain wall with air flow theory to realize energy efficiency and it also presents the measures to make sure quality of the curtain wall.

文章介绍了如何应用空气流动原理来设计外循环通风双层幕墙，以达到节能的目的，并提出相关的措施来保证幕墙性能。

Access to the engine's air temperature lower cylinder can accommodate more air, and to generate greater combustion efficiency.

进入发动机的空气温度越低，气缸就可容纳更多的空气，以产生更大的燃烧效率。

Pressure losses in the air duct should be minimized in order to ensure good overall efficiency.

为了保证有较好的总效率，风道(6，20)中的压力损失应减至最小。

So we have to producehigh efficiency air filter media to meet these requirements.

这就对空气净化行业提出了更高的要求，必须开发研制具有高性能的空气过滤材料和装置。

Modular designed rig makes it has lighter weight for easy movement to reduce auxiliary time to get more efficiency and a middle air pressure DHD hammer to be used makes the rig can drill at higher speed.

模块化设计的钻机，使有重量轻，方便运动，以减少辅助时间，以获得更多的效率和中间的空气压力dhd锤将用于使钻机可以钻在更高的速度。

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。

This kind of new-style carrier has good cell consistence, taller turn catch efficiency and have target easily to decorate wait for a characteristic, the potential application value with study in gene therapy field air marshal is had better.

这类新型的载体具有良好的细胞相容性、较高的转染效率以及易于进行靶向修饰等特征，在基因治疗探究领域中将具有较好的潜在应用价值。

The safety and efficiency of air traffic control can be improved with a new method to estimate flight conflict probability.

为改善空中交通的安全性和效率，对飞行冲突概率估计的方法进行了研究。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。