Carboxymethylpachyman(Ⅰ)was formed by carboxymethylation of β-pachyman.The antitumour activity of carboxymethylpachyman(Ⅰ)against S_(180)、EAC、 MA、U_(14)was measured.The structure of carboxymethylpachyman(Ⅰ)was ...Carboxymethylpachyman(Ⅰ)was formed by carboxymethylation of β-pachyman.The antitumour activity of carboxymethylpachyman(Ⅰ)against S_(180)、EAC、 MA、U_(14)was measured.The structure of carboxymethylpachyman(Ⅰ)was proved by IR ^(13)CNMR spectroscopy.展开更多
There were many new images with some special social meanings in the 19 th American literary works, among which"New Adam"was a typical one. This paper extracts a"New Adam"from the Adventures of Huck...There were many new images with some special social meanings in the 19 th American literary works, among which"New Adam"was a typical one. This paper extracts a"New Adam"from the Adventures of Huckleberry Finn. Through analyzing the protagonist Huckleberry Finn's different characteristics, we can find that Mark Twain's"New Adam"enjoys adventures,yearns for freedom and equality. It is these outstanding features that enhance the paper to probe into the social reality of that time and the characters of new Americans.展开更多
WHEN the seven newly-elected members of the Standing Committee of the Political Bureau of the 19th Central Committee of the Communist Party of China（CPC）stood on the stage to meet the press at the Great Hall of the ...WHEN the seven newly-elected members of the Standing Committee of the Political Bureau of the 19th Central Committee of the Communist Party of China（CPC）stood on the stage to meet the press at the Great Hall of the People in Beijing on October 25,it marked the completion of the ruling party＇s leadership transition.Xi Jinping was reelected as the general secretary of the CPC Central Committee for the next five years.展开更多
文摘Carboxymethylpachyman(Ⅰ)was formed by carboxymethylation of β-pachyman.The antitumour activity of carboxymethylpachyman(Ⅰ)against S_(180)、EAC、 MA、U_(14)was measured.The structure of carboxymethylpachyman(Ⅰ)was proved by IR ^(13)CNMR spectroscopy.
文摘There were many new images with some special social meanings in the 19 th American literary works, among which"New Adam"was a typical one. This paper extracts a"New Adam"from the Adventures of Huckleberry Finn. Through analyzing the protagonist Huckleberry Finn's different characteristics, we can find that Mark Twain's"New Adam"enjoys adventures,yearns for freedom and equality. It is these outstanding features that enhance the paper to probe into the social reality of that time and the characters of new Americans.
文摘WHEN the seven newly-elected members of the Standing Committee of the Political Bureau of the 19th Central Committee of the Communist Party of China（CPC）stood on the stage to meet the press at the Great Hall of the People in Beijing on October 25,it marked the completion of the ruling party＇s leadership transition.Xi Jinping was reelected as the general secretary of the CPC Central Committee for the next five years.
