查询词典 area of a circle

Calculated area of circle, a numerical input, press the button will get a corresponding area of circle.

详细说明：计算圆面积，输入一个数值，按按钮就会得到相应的圆面积。

The competition area is inside a circle of 9m in diameter. Outside the competition area is the protection area with 1.5m in width.

比赛区域为9米直径的圆，比赛区域外围绕着同样厚度的保护区形成12平方米的摔跤垫。

As was usually the case wherever Hester stood, a small vacant area- a sort of magic circle- had formed itself about her, into which, though the people were elbowing one another at a little distance, none ventured, or felt disposed to intrude.

背地挤作一团，也没人甘冒风险或乐於闯进那块空地。这正是红字在注定要佩戴它的人四周所形成的一种强制性的精神上的孤立；这固然是由於她自己的回避，但也是由於她的同胞们

Microscope and image analysis technique are adopted in 《JB/T 7990-1998》. The "grain size" tested by microscope is expressed by the "largest breadth" of the grain image. When the grain size is tested by image analysis instrument, the grain size is expressed by the diameter of a circle whose area equals the grain image's.

JB/T7990-1998》规定用图像分析仪或显微镜测量粒度，显微镜法测量的"粒度"是以颗粒投影的"最大宽度"来表征的，而用图像分析仪测量的"粒度"指的是"等面积圆直径"，即，用与颗粒投影面积相等的圆的直径表征颗粒粒度。

In order to draw a circle around coarse sand concentrated coming area in sediment-laden and coarse sand area of the middle Yellow River,the paper makes macro analysis on the factors of geological structure,lithology of stratum,category of landforms and hydrometeorology of the sediment-laden and coarse sand area in the middle Yellow River and regional difference related with coarse sand production.

为在黄河中游多沙粗沙区确定粗泥沙集中来源区，从黄河中游多沙粗沙区地质构造、地层岩性、地貌类型、水文气象等因素与产粗泥沙关系的区域差异对粗泥沙集中来源区进行了宏观判析，认为在黄河中游多沙粗沙区范围内，吴旗—志丹—延安—延长一线以北、东胜—准格尔—清水河一线以南、吴旗—榆林—神木—大柳塔一线以东至晋西北黄河沿岸的范围是侵蚀最为严重的地区，也是粗泥沙集中来源区的宏观待选范围。

Romantic and manorial the individual character space of li of player is made -- manorial and feudal, complete also by the move is own DIY game content and game means will manage nurturance, forest is planted fruiter of flower, crops, need not drive area of the environs that go to a city to lease land cultivate land, can experience like rurality and embrace take the happy experience that holds results in both hands greatly; Need not constrained at the appropriate breed aquatics in household the space is mixed breed a condition, can bring puppy people more cares and caress, do not have a thing to amuse funny piggy, chase after chase after leveret, hello feed a chicken; The super big flicker that business of coastal waters drawing near encircles the annulus hill that also need not accept estate to develop business constrainedly again, and style of machine-made Europe type and centralized building structure, manorial and built-in build community, door model pattern, surface color trend, indoor decorate, court is decorated said to calculate by yourself completely, DIY whole journey experiences, one person cent impersonates much character, antenna branches and tendrils expands more and professional domain and life experience drill; Need not force oneself to live for working public relations and affection more, with perfect and unfamiliar, be without be mixed but the person of character and circle try to show happyness when one is sad, the person nature that falls in love with romance is unrestrained, freedom and love are them most the little vain hope that care, romantic and manorial in assembled they are all the friend of have a common goal, they are the families that such is deeply attached to each other.

浪漫庄园里玩家的个性空间打造——庄园领地，也完全由着自主DIY游戏内容和游戏方式来经营养成，植树种花、庄稼果树，不必赶赴城市郊区租地种地，一样可以感受田园风光和拥揽大捧收获的快乐体验；不必拘泥于家居里适宜的养殖空间和养殖条件，就能够带给小动物们更多的关心和爱抚，没事逗逗小猪，追追小兔，喂喂小鸡；也不必再勉强接受房地产开发商的环山近海临近商圈的超级大忽悠，以及千篇一律欧式风格和统一的房屋格局，庄园内建筑群落、户型格局，外观风格走向、室内装修、庭院布置全由你自己说了算，DIY全程体验，一人分饰多角，触角枝蔓扩展更多专业领域和生活历练；更不必强迫自己为了工作公关和情感生活，与全然陌生的、毫无交集可言的人和圈子强颜欢笑，爱上浪漫的人天性无拘无束，自由和爱是她们最在乎的小小妄想，浪漫庄园里集合了他们所有志同道合的朋友，他们就是这样相亲相爱的一家人。

Dated from Proterozoic to Mesozoic, they have poly-circle characteristics, found from one tectonic circle to another, which is very rare in the worldwide orogens. This reveals that the orogen and stable area of the world, the mantle and crust states of the Proterozoic and Phanerozoic are different in tectonic evolvement and dynamic process and that the rapakivi granite of the Qinling-Kunlun is a kind of orogenic granite different from the stable area of the Proterozoic.

它们出现在每一个大的造山旋回晚期，即向另一个构造旋回的转折期，这在世界造山带中是十分罕见的，反映出世界上造山带与稳定区元古宙和显生宙的地慢与地壳状态是不一样的，有着不同的构造演化历史和动力学过程，表明秦岭－昆仑地区的环斑花岗岩是一种有别于元古宙稳定区的造山型环斑花岗岩。

By 2010, the ultimate form of "two vertical (Beijing-Zhuhai High-speed, high-speed large-Canton) a transverse (Dracocephalum high-speed) of a ring (outer ring of high-speed)" the main framework of the highway network, the realization of Handan City with its neighboring cities have high-speed road connected to the urban area to the counties are connected to the highway or a highway, county highways, county highway between the two linked above, between the counties and townships and major between the level of township roads connect every village access circuit in the city to build the framework of urban-centered economic circle one hours of traffic, to shape the urban and rural integration, radiation surrounding, convenient, fast and efficient modern highway traffic patterns, for building a moderately prosperous society to lay a solid foundation.

到2010年，最终形成以&两纵一横一环&为主框架的高速公路网，实现邯郸市与周边城市有高速公路相连、市区到各县均有高速公路或一级公路相连、县县通高速公路，各县之间有二级以上公路相连、县乡之间和主要乡镇之间有等级公路相连、村村通油路，在全市范围内构筑起以市区为中心的1小时交通经济圈，塑造城乡一体、辐射周边、四通八达、高效快捷的现代化公路交通大格局，为全面建设小康社会奠定坚实的基础。

SWOT analysis of constructing Three Gorges Area Sport Tourism Circle;2. In order to reveal the evolution process of Three Gorges area,a geomorphy evolution modeling is set up on the basis of DEM by using GIS technology,and a visual method of geomorphy evolution simulation is presented.

为揭示三峡地区地貌演化过程，利用GIS技术，基于DEM，建立起了地貌演化模型，提出了一种可形象直观地进行地貌演化模拟的方法，形象再现了50×104a前三峡地区的地貌形态，并对50×104a以来三峡地区地貌演化进行了过程模拟，结果表明50×104a以来，中部抬升幅度最大。

According to the analyses of Longdong area as a case study, the irrational pattern of land use, especially agricultural production, is the key factor that results in the serious maladjustment and vicious circle in PRED system in Longdong area.

通过对陇东地区的实证分析，以农业生产为主的不合理的土地利用方式是导致区域PRED系统严重失调并恶性循环的核心驱动因素，而人口高速低质增长则是恶性循环产生并存在的根源。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。