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Here the developing history,present situation and main characteristics of air spring are simply introduced.

此文章简要介绍了国内外空气弹簧的诞生、发展历史、现状、应用范围和它的主要特点。

At present, in Zhajia Kadena airport is the main force of the U.S. Air Force 5th Air Force's 18th air wing.

目前，驻扎嘉手纳机场的部队主要是美空军第5航空队的第18航空联队。

McGlashan points out that the dust might present an additional problem for the air-breathing jet engines.

麦格拉申指出，尘埃可能带来的空气另外一个问题，呼吸喷气发动机。

The present case needs to reduce the air-resistance to the minimum.

现在需要的是把空气阻力减小到最低限度。

At present, it is the leader of the domestic automotive airbag industry .

目前在国内汽车安全气囊行业处于领先地位。

At present main products are dual SRS airbags, four SRS airbag system.

目前主要产品有双SRS气囊系统，四SRS安全气囊系统。

At present, our company has become a global family of products Airbrush major professional production companies.

目前我公司已成为全球喷笔系列产品的主要专业生产企业之一。

At present, the annual output of 500,000 sets of Series Airbrush, strictly in accordance with the ISO9001-2000 quality system standards, with excellent hardware facilities, first-class production techniques, produced a first-class products.

目前年产各系列喷笔50万套，严格依照ISO9001-2000质量体系标准，以优良的硬件设施，一流的生产工艺和技术，生产出了一流的产品。

At present, some of China's airlines have begun the implementation of the measures.

目前，中国的部分航空公司已经开始实行该措施。

According to the present situations of the two production lines and the temperature needed by the producing technics of the heat-exchanger , using the numerical simulation with the Airpark software to analyze the reason why the cooling system can not meet the technicals requirement; with the heat transfer theory computation based on the heat transfer principle, the technical parameters of the cooling sect refer to the system technic and configuration are obtained. That are made for reasonable organization of the airflow of the cooling system and the new cooling equipment achieving the technical requirement. At the same time, it will ease the thermal pollution of the circumjacent environment and improve IAQ of the workshop

根据某厂两条换热器生产流水线的现状和冷却降温的工艺要求，用Airpark 软件进行数值模拟，分析了冷却系统无法满足工艺要求的原因；运用传热学原理进行了设备与环境的传热理论分析和计算，分析了冷却系统无法满足工艺要求的原因，得出了改造所需要的技术与结构参数，并对冷却系统进行合理布局与气流组织，使新的冷却系统发挥了应有的作用，满足了生产工艺的要求，同时也减轻了生产环境的热污染，提高了环境的空气品质。

The studies on the developing of new media are very important to the increasing of the area density of HDD and to the implementation of hybrid recoding technology.

光磁混合记录方法，是一种可以突破超顺磁极限的限制，并进一步提高硬盘记录密度和读写速率的一种新型超高密度信息存储方式。

In io, mTOR inhibition promotes T cell anergy under conditions that would normally induce priming.

体内研究中，在正常可激发免疫反应的条件下，抑制mTOR可促使T细胞无能。