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positive element

  • n. 阳极板;阳性元素;[地理] 正相单元;积极因素

网络释义专业释义英英释义

  阳性元素

... positive rays 阳极射线 ; 阳射线 ; 正射线 ; 极隧射线 Positive Thinking 正面思考 ; 积极思想 ; 正向思考 ; 正面思考型 positive element 阳性元素 ; ...

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  [数] 正元素

... 正因子 positive divisor 正映射 positive mapping 正元素 positive element ...

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  上升构造单元

... 二级构造单元 secondary building unit ; SBU 上升构造单元 positive element 简单构造单元 simple building unit ...

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  上凸单元

... 上凸地区 positive area 上凸单元 positive element 锁上凸块 locking lug ...

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短语

totally positive element 全正元

Infinite positive element 无限正元

strictly positive element 严格正元

positive element of a po-group 偏序群的正元

positive temperature coefficient element [制冷] [电] 正温度系数元件

positive crankcase ventilation filter element 曲轴箱强制通风滤清器滤芯

positive e element 阳性元素

positive valid element 积极生效要件

positive definite element 正定元

 更多收起网络短语
  • 正元素
  • 正相单元,相对上升区
    阳性元素

·2,447,543篇论文数据,部分数据来源于NoteExpress

Positive element

  • abstract: In mathematics, especially functional analysis, a self-adjoint (or hermitian) element A of a C*-algebra \mathcal{A} is called positive if its spectrum \sigma(A) consists of non-negative real numbers. Moreover, an element A of a C*-algebra \mathcal{A} is positive if and only if there is some B in \mathcal{A} such that A = B^* B.

以上来源于: WordNet

同近义词

双语例句权威例句

  • There was another positive element that resulted from the introduction of high speed trains.

    高速列车引进带来另一个积极因素

    youdao

  • Whether feudalism is positive element to the establishment of democratic polity is a question on which there is no clear discussion in China.

    封建主义近代共和政体形成是否具有积极意义,中国学术界一个未曾明确论述过的问题

    youdao

  • However, I do think that an element of stress is a good thing, and if used the right way, can actually be a positive thing.

    然而认为压力元素确实好事,如果处理得当,它实际上是可以带来积极影响的事。

    youdao

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