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

• 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。
• 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。
• The perimeters of all boards are fitted with aluminium banding which protects the edges of the board during general usage and transportation.
  所有议会的周长与铝的保护带一般使用和运输过程中对板边安装。
• 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；
• 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 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。
• But there has been no response from Moscow, which has been bombing areas outside the perimeters of the breakaway Georgian province.
  但是俄罗斯方面没有作出回应，并且一直在轰炸格鲁吉亚这个要求分离的省份周边的一些地区。
• He suggested that regulators should re-examine the legal perimeters of financial institutions to assess the real risks from off-balance sheet structures.
  他建议，监管者应该重新审视金融机构的法律框架，以评估资产负债表外结构产品的真实风险。
• Ellis, let's make sure the perimeters are secured.
  艾理斯，我们要确保一切安全。
• 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。