[简答题]轴流泵的工作原理是什么？

Even though she was blind and deaf, Helen Keller was a woman with an extraordinary social vision. 46) When most women’ s rights activists were working for the right to vote, Helen Keller advocated action that was more direct and more immediate than the vote. In 1911, speaking in England where women had the right to vote, she said: "Our democracy is but a name. We vote What does that mean It means that we choose between two bodies of real, though not avowed, autocrats.-.. You ask for votes for women. 47) What good can votes do when ten - elevenths of the land of Great Britain belongs to 200,000 men and only one - eleventh to the rest of the 40,000,000
Have your men with their millions of votes freed themselves from this injustice" 48) When she became active and o penly socialist, a New York city newspaper, the Brooklyn Eagle, which had previously treated her as a heroine, criticized that her misguided socialism had somehow developed from he