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8 As Malcolm X ' s word base broadened , he began to better understand the books he read. It was the first time in his life this had ever happened, " Anyone who has read a great deal can imagine the new world that opened. " From then until he left that prison , his concentration was focused on reading . He was so absorbed in it. Months passed without his even thinking about being in prison . " In fact, up to then, I never had been so truly free in my life. " 9 " I knew right there in prison that reading had changed forever the course of my life, " Malcolm X wrote. He described how one day a writer telephoned him from London for an interview . The interviewer asked Malcolm X what college he had graduated from as he could write so fluently . He told the Englishman that his own personal university was " books ". 10 Malcolm X ' s life is a wonderful example of the profound effect of learning a language . He was born into a world full of poverty and ignorance . However, as he acquired knowledge , his horizons expanded . He had left behind the narrow , ignorant world of his youth to join the world community of thoughts and actions ever since he started with his great journey of learning English in prison .
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参考答案:
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【判断题】聚氨酯是由氨基甲酸酯单体聚合而成的。
A.
正确
B.
错误
【多选题】工件在夹具上( )的过程称为安装。
A.
定位
B.
限位
C.
夹紧
D.
装夹
【单选题】下列不属于从声源上降低噪声的手段是()。
A.
合理选择材料和改进机械设计。
B.
改进工艺和操作方法。
C.
利用隔声墙、隔声罩等隔声设备。
D.
提高零部件间的接触性能。
【判断题】工件在机床上或夹具中定位、夹紧的过程称为安装。
A.
正确
B.
错误
【单选题】这两颗珠子是
A.
青金石
B.
绿松石
【判断题】欲使NPN型三极管具有放大作用,其外部条件是UBE>0,UBC<0。
A.
正确
B.
错误
【单选题】在设计和制造过程中选用发生小的材料来制造机件,改进设备结构和形状、改进传动装置以及选用已有的低噪声设备等降低声源噪声方法是指( )。
A.
改革工艺和操作方法以降低噪声
B.
改进机械设计以降低噪声
C.
维持设备处于良好的运转状态
D.
合理布局降低噪声
【单选题】藏传佛教在藏区的三大寺不包括()。
A.
色拉寺
B.
甘丹寺
C.
哲蚌寺
D.
昌珠寺
【简答题】托儿所、幼儿园、中小学及少年儿童专用活动场所的楼梯,梯井净宽大于多少时,必须采取措施,楼梯栏杆应采取不易攀登的构造,当采用垂直杆件做栏杆时,其杆件净距不应大于多少? 2.幼儿建筑室外活动场地每班不少于多少?园区公用场地人均面积不少于多少? 3.幼儿建筑对日照设计要求有哪些?
【简答题】我国环境噪声及其污染的防治立法所采取的主要措施是(    ) A.改进机械或设备的结构以降低声源的噪声发射功率 B.采取吸声、隔声、减振、隔振以及安装消声器等方法以控制噪声源的噪声辐射 C.从声的传播途径上层开控制 D.对环境噪声接受者进行保护
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