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

• A new Demonstration of the Equal Perimeters of Triangles
  三角形等周问题证明新探
• Using hot embossing method to fabricate the microchannel of PMMA plastic microfluidic chips, the process perimeters, i. e. temperature, pressure and time, affect the quality directly.
  采用热压成形的方法制作塑料（PMMA）微流控芯片的微通道，其温度、压力和时间等工艺参数直接影响制作质量，而最佳的工艺参数取决于聚合物材料的流变特性。
• A unified numerical formulation is presented for solving the current distribution and radiation fields. The dependence of the resonant resistance and resonant loop perimeters on the superquadric parameters is investigated for the loop antennas printed on various dielectric substrates.
  首先给出求解天线电流分布和辐射场的统一数值计算公式，然后通过改变超二次曲线的形状参数，分析印刷在不同介质基片上环形天线的形状与其谐振电阻和谐振环周长的关系。
• Characteristic of perimeters and areas of in-between shapes were obtained through experiments of various proportion functions and curves data.
  通过对不同比例函数和曲线数据的实验，得到了调配曲线的周长和面积的变化特性。
• 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。
• 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 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；
• 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。
• A Method for Calculating Fractals of Tropical Cyclone Eddy Perimeters
  一种热带气旋边缘线分形数的计算方法