The influences of derivations and adjoint ideal semigroups of prime ring with characteristic 2 on the prime ring are discussed, and several sufficient conditions for the prime ring being communitive ring or S4-ring and some necessary conditions for a class of prime rings being communitive rings are obtained.

先給出了一個利用導(dǎo)子和理想來判斷素環(huán)的可交換性結(jié)論的證明，然后討論了特征為2的素環(huán)的導(dǎo)子和歸聯(lián)理想半群對這個素環(huán)的影響在线视频久，得到了素環(huán)成為交換環(huán)或者S4-環(huán)的幾個充分條件及一類素環(huán)成為交換環(huán)的必要條件黄色电影你懂的。

Your support of the competition helps to achieve these goals-each book is very much a communitive effort and can only be as good as the artists that care enough to take part.

你對比賽的支持能幫助實現(xiàn)這些目標--每本書都集體的努力，只有藝術(shù)家樂于參與先锋自拍日韩视频，才能有好的成果wwwww看亚洲。

In the communitive practice of democratic discutse, people could make subjective consiciousness become into objective law.

當人們以真理為實踐規(guī)范，以真理共識為共存目標時50岁国产肥女人精品区，人類的生存價值也就得到了體現(xiàn)福利片国产馆。

When a person stands erect in front of big ancient Egyptian pyramid's time, person innermost feelings critical can ascend surely one kind of awe, but in the cerebrum can reappear immediately big group of hundred and thousand of countless people, namely this great construction inventors, because he meets the instinct awareness, this earthshaking is known as the human great miracle work, a person all was unable in at that time and even the present to complete, this end will be the human collective wisdom and the cooperation, only then might become at present reality, the human end is unable to get rid of its inherent social communitive.

當一個人矗立在高大的古埃及金字塔面前的時候，一個人內(nèi)心中肯定會升騰起一種敬畏影音先锋黄色9001，而大腦中會立即浮現(xiàn)出一大群成百上千不計其數(shù)的人国产aaa免费视频，即這個偉大建筑的創(chuàng)造者們，因為他會本能的知道xxxxxcom，這件驚天動地的號稱人類偉大奇跡的作品久久久久国产99久久国产，一個人在當時乃至現(xiàn)在都是無法建成的日本xx，這終將是人類集體的智慧與協(xié)作思思热99在线视频，才可以成為眼前的現(xiàn)實亚洲国产福利精品网站，人類終將無法擺脫其固有的社會群體性。

Obviously, the humanity does for the social communitive life which unites highly, when the entire community's destiny is exposed common threat and the challenge time, between all race barrier, the tenacious prejudice as well as the serious opposition difference and so on the different ideology, can in instantaneous substitute by the common will, this is the human nationality and the race can multiply the absolute mystery which 1,000,000 years grow continually.

可見看黄一区二区，人類做為高度團結(jié)的社會群體性的生命无吗黄片免费视频，當整個群體的命運遭受到共同的威脅與挑戰(zhàn)的時刻，所有種族之間的隔閡黄视频免费、固執(zhí)的偏見以及嚴重的對立分歧等等不同的意識形態(tài)第一页国产屁屁影院，都會在瞬間被共同的意志所取代，這就是人類民族與種族能夠繁衍百萬年而生生不息的絕對奧秘草久免费。

Communitive property：交換律

Accociative property 結(jié)合律 | Communitive property 交換律 | Distributive property 分配律

communitive reason：交往理性

認知理性:cognitive reason | 交往理性:communitive reason | 交往理性:communicational reason

communitive ring theory：交換環(huán)理論

proposition命題,提議 | communitive ring theory交換環(huán)理論 | composite number合數(shù)