新板的足球，与以往往的足球有所不同，其表皮不是由14块组成，而是8块组成，因而此种表皮的足球，其粘合处的凸脊具有特殊的空气动力学特征。
The new model is made out of eight panels, compared with the previous 14, and has special aerodynamic ridges on its surface.
尝试在咳嗽间隙吸入空气会导致特征性高音量的哮咳。
Attempting to inhale air into the lungs between coughs can produce a distinctive, high-pitched whooping sound.
本文介绍了双层客车用空气弹簧装置的主要结构特征和主要技术特性参数。
The paper introduces the main structural features and technical characteristics of air springs used on double-deck passenger coach.
结论空气支气管征可见于多种结节性肺病变，它似乎不是外周型小肺癌尤其腺癌的特征。
Conclusion Air bronchogram can be seen in several pulmonary nodules, it does not appear to be the characteristic of small peripheral carcinoma especially adenocarcinoma.
室内空气品质和热舒适性是室内环境最重要的特征。
Indoor air quality and thermal comfortable environment are the most important character.
空气绝缘起始放电电压在不同压力下表现出不同的特征。
The initial discharge voltage using pressured air as insulation medium has different characters under diverse pressures.
论文研究了汽车减震用空气弹簧在变形情况下的静力学特征。
This paper is concerned with deformation and static characteristic analysis of air spring for automobile suspension.
石河子绿洲的温度、降水量以及空气湿度具有明显的季节变化特征。
The variation characteristics of temperature, precipitation and air humidity in the Shihezi Oasis have apparent seasonal.
材料方法：采用压力测试方法，研究爆炸冲击波在肝、肺、血管及皮下组织内的传播特征，并与空气中的传播特征进行比较。
Materials:The transmission characteristics of explosive blast in liver, lung, vessel and tissue under skin were studied through blast pressure detection, and compared with in air.
简述发电机空气冷却器(空冷器)的工作原理、结构特征及其在实际应用中存在的一些问题。
The paper describes the working principle, the constructional features and the problems, which exist in practical application of generator air coolers.
路边空气污染的特征和影响因素与传统空气监测数据有较大差别。
The character and influence factors of pollution along roadside were differed from the routine air monitoring data.
结果表明：空气细菌、空气真菌和空气放线菌的粒度分布特征各不相同，并且不随着时间和空间的变化而变化。
Results show that the distribution characteristics which are not changed with the different functional regions and periods are very different among airborne bacteria, fungi and actinomycete.
目的探讨甲醛空气污染对桂花叶片分形特征的影响以及分形理论在甲醛空气污染监测中的应用。
Objective to research the impact of formaldehyde air pollution on fractal characteristics of Osmanthus Fragrans leaves and the application of fractal theory in formaldehyde air pollution monitoring.
目的了解广州市居民室内空气中PM 2.5的污染特征并探讨其污染来源。
Objective To understand the characteristics of indoor PM2.5 pollution in residential houses in Guangzhou.
对干侵入特征的分析表明，这次强降水事件中干空气主要以纬向侵入为主，这与济南“7.18”暴雨不同。
The feature of dry air intrusion is also analyzed, it is different from the "7.18" torrential rain occurred in Jinan and mainly presents a zonal intrusion characteristic.
结论晕征、空气半月征是侵袭型肺曲霉菌病的CT特征性表现，结合原发病史，对侵袭型肺曲霉菌病诊断或早期提示性具有重要意义。
Conclusion Halosign or air crescent sign, the specific manifestation on CT images, is of clinical significance in the early diagnosis of invasive pulmonary aspergillosis.
利用高速摄像技术研究了不同锥角和进口流量下旋流器内空气柱的结构特征。
The structural characteristics of the air core inside of the hydrocyclone under different cone Angle and inlet flows are investigated by adopting the high-speed image technology.
一种属于肺鱼亚纲的鱼类，包括肺鱼，其特征为有可改变的肺，从而呼吸大气中的空气。
Any of various fishes of the group Dipnoi, which includes the lungfishes, characterized by modified lungs that enable them to breathe atmospheric air.
前言： 目前，针对空气颗粒物与人群死亡率暴露-反应关系特征的研究已经成为空气污染流行病学研究的关键和难点问题之一。
The character of exposure-response relationship between particulate matter and population mortality has been one of the critical and difficult problems in air pollution epidemiological study.
肺鱼：一种属于肺鱼亚纲的鱼类，包括肺鱼，它具有可通过更改肺使具呼吸大气空气特征。
Dipnoan: any of various fishes of the group dipnoi which includes the lungfishes characterized by modified lungs that enable them to breathe atmospheric air.
冷却空气的流动特征和冷却孔开设的位置直接影响到冷却效果的分布。
The film-cooling adiabatic effectiveness's distributing is directly affected by the characteristics of the coolant trajectory and the location of wholes.
完成了不同植被盖度地表的空气动力学特征参数与风蚀量的测试。
The measure and evaluation are carried out on aerodynamics characteristic parameters of different vegetation coverage lands and amount of wind erosion.
仿生学和空气动力学研究均表明，对于特征尺寸相当于鸟类或者昆虫的微型飞行器来说，扑翼飞行器要优于固定翼和旋翼飞行器。
Research on bionics and aerodynamics indicates that flapping mode is better than rotorcraft and fixed-wing mode when they are about the size of small birds.
应用统计方法分析了淮阴区空气质量SO2、NO2、TSP的浓度时空分布的季节变化特征。
The characteristics of spatiotemporal seasonal changes of SO2 and NO2 and TSP in Huanyin are analyzed by statistical methods.
植被高度、密度、覆盖度、侧影盖度等特征，通过影响下垫面空气动力学粗糙度来达到抑制风蚀的效果。
Vegetation characteristics, such as height, density, coverage, lateral coverage of vegetation are closely related to the aerodynamic roughness length.
根据南京市环境监测中心站大气国控点监测的空气质量数据，统计并分析了NO2和O3的污染变化特征及规律。
The monitoring data in state controlling air sampling sites have been statistically treated to analyze pollution situation and regularity of NO2 and O3 in Nanjing Area.
考察在空气饱和状态下，含泥质碳酸盐岩声波性质与岩性特征之间的关系。
The relation between clay-bearing carbonate rock acoustical and lithological characters was investigated under the air-saturated condition.
为了定量描述北京城市下垫面的空气动力学特征，为模式提供准确的下垫面参数。
Quantified understanding of aerodynamic parameters in urban areas is of great importance in the model study.
空气弹簧最重要的动力学特征——弹性特性曲线，是进行空气悬架仿真、特性研究的关键。
The elastic property curves of air spring is the most important dynamic feature of air suspension, it is the crux for simulation study and features research on air suspension.
还可见小叶性透亮区和空气潴留，是HP的特征性表现，为细支气管炎表现。
Patchy lobular lucency and air trapping may also be seen, and is characteristic of hypersensitivity pneumonitis, reflecting the presence of bronchiolitis.
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