Based on Galois theory of definite field, using the square prime sequence, the code function of basic prime code is modified and extended.

在伽罗华有限域理论的基础上，用素域上的二次素数序列对素数码的码函数进行改进。

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A novel frequency time spreading code by designating the different frequencies to the different mark positions of the modified prime code is proposed.

通过对改进素数码的不同脉冲位置赋予不同的频率，提出了一种新的跳频扩时码。

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You could also write code that USES a positive integer's factors to determine if it is a prime number (defined as an integer greater than 1 whose only factors are 1 and the number itself).

您还可以编写代码，用一个正整数的因子来确定它是否为素数(定义为大于1的整数，该数字仅有的因子为1和本身)。

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"This is a great achievement." The Code of Conduct appears to answer concerns voiced by the opposition and the international community that Prime Minister Meles's Ethiopian People's Revolutionary Democratic Front controls the electoral process.

VOA: standard.2009.11.01

Labour's motion, calling for the culture secretary to be referred to an inquiry by Sir Alex Allan, the prime minister's adviser on the ministerial code, was defeated by 290 to 252 votes.

BBC: Jeremy Hunt and the ministerial code debate

He added that the publication of the statements, just hours before MPs set off for their 11-week summer break, means the prime minister has "violated his own ministerial code of conduct 10 times in one day".

BBC: Brown 'in charge' over the summer

The prime minister rejected suggestions that his adviser on the ministerial code, Sir Alex Allan, should have the power to launch his own inquiries.

BBC: David Cameron