1)circulation[英][,s?:kj?'le??n][美]['s?kj?'le??n]环量
1.It can calculate vertical induced velocity in spatial point according given circulation distribution.采用无限片桨叶的固定尾迹分析法,建立了前飞状态下固定涡系对空间一点诱导速度的数学模型,用Fourier级数表示诱导速度和环量沿方位角的变化,积分得到了含有三类完全椭圆积分的诱导速度各谐波系数解析表达式。
2.To describe the attachment vortex circulation distribution of blades, contacting blade element theory, trigonometric series was adopted and applied for the model of classical rotor vortex theory.为了在固定尾迹分析中更好地描述桨叶附着涡环量分布,结合叶素理论,采用一个三角级数表达附着涡环量的连续分布,并应用于悬停状态下单旋翼和共轴双旋翼的气动特性分析,通过小量计算即获得连续光滑的附着涡环量分布,将其应用到推导的公式中计算出连续分布的诱导速度,进而分析了共轴双旋翼上下旋翼气动干扰及扭矩平衡条件。
3.The space of wings results in decrease of circulation around each wing.翼片的间隙导致环量的减小。
2)ring content环含量;环数
3)flow volume loop流量容量环
4)environmental quality环境质量
1.Research on present situation and development tendency of atmospheric environmental quality in China;中国大气环境质量现状及趋势分析
2.Checking and protection of indoor environmental quality;室内环境质量的检测及防治
3.Assessment of environmental quality on main tea production bases of Hangzhou;杭州市主要茶叶生产基地环境质量评价
英文短句/例句
1.Environmental quality standard for soilsGB15618-1995土壤环境质量标准
2.Area-Wide Environmental Quality Management Plan全区环境质量管理计划
3.(1) Environmental Quality and Ecological Conditions(一)环境质量与生态状况
4.Study on Relationship among Environmental Capacity Threshold,Environment Quality and Environmental Kuznets Curve环境承载阀值、环境质量与EKC关系研究
5.Study on the Evaluation and Air Environment Capacity in Hefei City;合肥市大气环境质量评价与大气环境容量研究
6.A Research on the Environmental Quality of the Kuye River and Its Aquatic Environment Capacity;窟野河水环境质量评价及环境容量研究
7.The Environmental Quality Analysis and Environmental Capacity Study about the Surface Water in Pingyin County平阴县地表水环境质量分析与水环境容量研究
8.Air Quality and Atmospheric Environmental Capacity Calculation in Liuzhou City柳州市大气环境质量及其环境容量测算初探
9.Research on the Assessment of Geological Environmental Quality of Lead-zinc Mine Area in Feng County凤县铅锌矿区地质环境质量评价研究
10.Studies on Environment Quality Assessment and Its Quantitative Analysis Method环境质量评价及其数量分析方法研究
11.Environmental quality evalution based on SVM基于支持向量机的环境质量评估方法
12.-- Comprehensive improvement of the urban environment and improving the quality of the urban environment.--开展城市环境综合整治,改善城市环境质量。
13.The study of enterprise s environment cost control based on environment quality;基于环境质量的企业环境成本控制研究
14.The Eco-environment Quality of Benxi City and Some Countermeasures for its Eco-environment Construction;本溪市的环境质量及其生态环境建设对策
15.Agricultural Environmental Quality Ecological Assessment in Environmental Impact Assessment环境影响评价中的农业环境质量生态评价
16.Environmental quality standard for surface waterGB3838-1988地面水环境质量标准
17.Necessary safety and quality management to dominative area and people.管辖区域内的安全环境质量管理。
18.ambient air quality standardGB3095-1996环境空气质量标准
相关短句/例句
ring content环含量;环数
3)flow volume loop流量容量环
4)environmental quality环境质量
1.Research on present situation and development tendency of atmospheric environmental quality in China;中国大气环境质量现状及趋势分析
2.Checking and protection of indoor environmental quality;室内环境质量的检测及防治
3.Assessment of environmental quality on main tea production bases of Hangzhou;杭州市主要茶叶生产基地环境质量评价
5)environmental capacity环境容量
1.Study on environmental capacity assessment and management strategy of Fuzhou National Forest Park;福州国家森林公园环境容量评估及其管理策略研究
2.Study on the environmental capacity of the wetland ecotourism in Minjiang River estuary;闽江河口区湿地生态旅游环境容量研究
3.Study on the relation between urban environmental capacity and vehicle possessing quantity;城市环境容量与机动车保有量关系研究
6)circulation quantity循环量
1.The speed of filtration-medium of filtration and circulation quantity and so on,on the experimental equipment for moving filtrating models,influence the effect of filtration.实验结果表明:除介质清洗外,床层高度、滤速和过滤介质循环量等因素都对过滤效果产生影响。
2.The result indicates that the factors such as medium cleanout, the height of the bed, the speed of filtration, medium of filtration and circulation quantity and so on, on the experimental equipment for moving filtrating models, influence the effect of filtration.结果表明 :介质清洗、床层高度、滤速、过滤介质和循环量等因素都对过滤效果产生影响。
延伸阅读
速度环量 表征流场涡旋强度的量,记为Γ,定义为速度矢量v沿封闭曲线L的线积分, 即,为曲线L的弧元素矢量,规定逆时针方向为L的正方向。速度环量同物体在流体中运动时所受的举力有密切的联系。 涡通量和速度环量都能表征涡旋强度。由于速度环量的表达式比涡通量简单,所以在某些情况下,利用速度环量常比较方便。除此之外,在多连通区域的某些情形中,只能利用速度环量的概念来察觉并反映区域外"隐藏"着的涡旋。若流体是理想、正压的(见正压流体),且外力有势,则速度环量在随体运动过程中将不随时间改变(见开尔文定理)。由此可以断言,流体的粘性、斜压性以及无势外力将使速度环量随时间的推移有数值上的增减。
