perimeters

英 [pəˈrɪmɪtəz]

美 [pəˈrɪmətərz]

n.  (土地的)外缘，边缘; 周长
perimeter的复数

柯林斯词典

• N-COUNT 外缘；边缘
  Theperimeterof an area of land is the whole of its outer edge or boundary.
  1. ...the perimeter of the airport...
     机场四周
  2. Officers dressed in riot gear are surrounding the perimeter fence.
     身穿防暴服的警察正在包围外围的栅栏。

双语例句

• In triangle plane filling between layers, the loop matching operator between layers was adopted, which is that the loops were matched according to their characters, geometry centers and perimeters.
  在层间三角面片填充方面，采用层间轮廓环按环的性质、几何中心和周长进行匹配的层间匹配算法；
• A power law relationship was found among the mean patch areas and perimeters of all the landscape elements, with a fractal dimension of 1.30, indicating a low degree of patch perimeter complexity in the landscape.
  各景观类型的平均斑块面积和周长遵从分形规律，分形维数1.30，景观整体的斑块边界的褶皱程度较低。
• Based on the requirements of the higher perimeters of large scale magnetic confinement fusion device, SMES, high magnets and high energy accelerators, the technologies of large scale superconducting magnets have been developing quickly.
  随着大型超导核聚变装置、超导储能装置、超导强磁场装置及高能超导加速器技术参数的不断提高，大型超导磁体的应用也在加速发展中。
• It can be installed permanently to continuously monitor building ventilation systems, transportation facilities, or critical perimeters, or it can be used for temporary installations.
  它可以持久的安装并且用于持续的监测建筑物内的通风系统，交通设施或危险区域，当然检测器也可以临时性的安装。
• Also in experiment can real timely modify the system perimeters and control logic, immediately get the estimate of the feedback.
  在线修改各种系统参数以及控制逻辑和控制算法，并立即得出对其控制效果的评价。
• Methods: The perimeters and areas of left and right atrioventricular orifice fibrous rings, and areas of the mitral valve and tricuspid valve and the number of chordae tendineae attached to the valves were observed and measured on 42 hearts of adult cadavers fixed with formaldehyde.
  方法：采用42例经福尔马林固定的成人心脏标本，观测房室口纤维环的周长和面积，二尖瓣和三尖瓣的面积及瓣膜各部附着的腱索条数。
• Users can set asset protection perimeters using the system's location awareness technology.
  用户还能利用该系统的定位感知技术设定资产保护范围。
• The image processing about the differentiation rates of MAP-2 positive neurons, the number of AChE positive neurons, the dimensions and perimeters of the neurons were employed.
  并对MAP-2阳性神经元的分化率、AChE阳性神经元数及其它们的细胞面积和周长进行图像处理；
• The investigation conclusions are that this vibration is induced by steam flow, and the cause may be unit constructions, operational perimeters or others.
  研究结论认为：振动性质是汽流激振，其原因与机组结构、运行参数等多方面因素有关。
• The sinuosity of shorelines and the perimeters reduced, and the structure of the shorelines became monotonous during the past 30 years.
  近30年来，太湖流域湖泊的岸线曲折度降低，岸线长度减少，岸线结构趋于单调。