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perron
['perən] [ˈperən]

  • n. 门阶;阶石
  • n. (Perron)人名;(法、德、西、意、葡、瑞典)佩龙

[ 复数 perrons ]

网络释义专业释义英英释义

  门阶

... 门槛doorsill 门阶perron 门捷列夫mendeleev ...

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  谱半径

介绍了一种用初等矩阵来估计非负矩阵的perron根(谱半径)的方法,如恰当选用初等矩阵可以得到较一般结论更精确的解。

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  名字

... 通用后缀: Jr 名字: Perron 姓: Frank ...

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  [建] 石台座

... 炉台座 base stand 石台座 perron 台座式 pedestal type ...

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短语

Walter Perron 瓦尔特·佩龙

perron theorem perron定理

Perron Betty 名称

Perron Erward 名称

Michael Perron 标签

Perron Olivier 发明人

Perron Lisa 名称

Claire Perron 标签

Perron Errol 名称

 更多收起网络短语
  • 石台座
    露天台阶
    门阶

·2,447,543篇论文数据,部分数据来源于NoteExpress

Perron

  • A perron (French; Dutch: perroen) is a stone column, often decorated with a globus cruciger, that was erected in cities belonging to the erstwhile Prince-Bishopric of Liège (980-1795). They were primarily built in the so-called Good Cities (, ) that formed the primary towns of the polity.

以上来源于: Wikipedia

 柯林斯英汉双解大词典 

perron /ˈpɛrən/

  • 1. 

    N an external flight of steps, esp one at the front entrance of a building 门阶

同近义词

双语例句权威例句

  • Perron and his colleagues aren't certain what caused the toppling of the planet, but they think forces beneath the surface are to blame.

    佩伦同事们不能确定是什么引起了火星倾斜,他们认为地表以下力量所致。

    blog.sina.com.cn

  • "There could have been a massive change in the distribution of mantle," Perron said, "which would have caused the planet to shift into its current position."

    佩伦:“地表覆盖物可能经历大规模变化致使火星变成目前地形。”

    blog.sina.com.cn

  • Perron and his team reasoned that the oceanic shorelines were once near the equator, but warped into hilly up-and-down elevations of rock as they move towards the north with the tilting planet.

    佩伦研究小组推测,火星海岸线一度赤道附近,在随着倾斜星球移动过程中,变形起伏不平岩石高地

    blog.sina.com.cn

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