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- "東芝發言人Jun'ichi Nagaki說道,"我們認為對紙的需求永遠不會完全消失。"We don't think demand for paper will ever disappear completely."
- 1931 年金本位制的廢除the ending of the gold standard in 1931
- 美國發明家（1847-1931）。American inventor (1847-1931).
- X-Y型天線座X-Y type antenna pedestal
- 那裡在秋天的1931個兩重新開始了他的宋手冊的較早研究。There in the autumn of 1931 Liang resumed his earlier study of the Sung manual.
- 以無窮數乘y.Multiply y by infinity.
- 傳奇發明家托馬斯·愛迪生死1931.10.18，享年84歲。Legendary inventor Thomas Alva Edison died on October 18, 1931, at the age of 84.
- 假定x=yLet x be y.
- 使y等於此函數。Place y equal to the function.
- 快點來聽！黑夜中孩子的聲音是他們締造的美妙音樂。（《吸血鬼》1931）Listen to them. Children of the night. What music they make.
- 用y 除Xto divide X by Y
- 編導:李仲林(1933--)、黃伯壽(1931--)作曲:張肖虎，首演者:中央實驗歌劇院舞劇團，The choreographers: Li Zhonglin [1933- ] and Huang Boshou [1931- ];composer: Zhang Xiaohu;premiere staff: the dance troupe of the Central Experimental Opera Troupe;
- Y器Y-organ
- x=y意思是x與y相等。means that x equals y.
- 霞飛，約瑟夫 雅克 塞澤爾1852－1931法國野戰軍團元帥，在第一次世界大戰中他指揮在法國的盟軍French field marshal who commanded the Allied armies in France during World War I.
- Y）Eosin Y
- 在歐洲近現代小提琴藝術發展史中,歐仁·伊薩依(Eugene Ysaye,1858-1931)佔據著特殊的地位。In the European art history near of modern violin, (Eugene Ysaye, 1858-1931) is occupying the special status.
- y相關y correlation
- y』相y' phase
- Y輻射V -radiation
