irrational number
音標(biāo)發(fā)音
- 英式音標(biāo) [??r??.?n.?l ?n?m.b?r]
- 美式音標(biāo) [??r??.?n.?l ?n?m.b?]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- [數(shù)] 無(wú)理數(shù)
英漢例句
- The logical definition of the irrational number is rather sophisticated.
無(wú)理數(shù)的邏輯主義是頗有些不自然的。 - The digit number of the extension of this irrational number is random on certain basis.
在某種特定的情況下，這個(gè)無(wú)理數(shù)的擴(kuò)展數(shù)字是隨機(jī)的。 - It's also an irrational number, with an infinite number of decimal places and can't be written as a ratio of two whole numbers.
pai也是個(gè)無(wú)理數(shù)，它的小數(shù)位有無(wú)限多，而且pai無(wú)法寫(xiě)成了兩個(gè)整數(shù)的比值。 - This is why a number of critics have argued that a college degree can be an irrational investment for some students.
FORBES: Are We Spending Too Much On Education?
雙語(yǔ)例句
權(quán)威例句
詞組短語(yǔ)
- irrational real number 無(wú)理實(shí)數(shù)
- irrational rotation number 無(wú)理轉(zhuǎn)數(shù)
- irrational l number 無(wú)理數(shù)
- algebraic irrational number 代數(shù)無(wú)理數(shù)
- irrationale Zahl irrational number 無(wú)理數(shù)
短語(yǔ)
英英字典
- a number that cannot be expressed as the ratio of two whole numbers
- any real number that cannot be expressed as the ratio of two integers, such as
劍橋英英字典
柯林斯英英字典
專業(yè)釋義
- 無(wú)理數(shù)
- 無(wú)理數(shù)
- 無(wú)理的數(shù)
- 無(wú)理數(shù)
The digit number of the extension of this irrational number is random on certain basis. Therefore, a stream cipher is designed, which uses the extension digit of the irrational number as the key stream.
最后本文在研究一種無(wú)理數(shù)的生成方法和計(jì)算方法的基礎(chǔ)上，利用該類無(wú)理數(shù)在某基底的展開(kāi)序列中各個(gè)位的數(shù)字具有良好的隨機(jī)統(tǒng)計(jì)特性的特點(diǎn)，提出了一種以這類無(wú)理數(shù)的展開(kāi)數(shù)字流作為密鑰流的序列密碼設(shè)計(jì)方法，并對(duì)生成的密鑰流的統(tǒng)計(jì)特性進(jìn)行了分析和測(cè)試。