影响数字信号质量的传输损伤主要有()、抖动、()三类。
参考答案:误码;漂移
The nobler and more perfect a thing is, the later and slower it is becoming mature. A man reaches the mature (1) of his reasoning powers and mental faculties (2) before the age of twenty-eight; a woman at eighteen. And then, too, in the case of woman, it is the only reason of a sort--very mean in its (3) . That is why women remain children their whole life long; never seeing (4) but what is quite close to them, (5) fast to the present moment, taking appearance for (6) , and preferring (7) to matters of the first importance. For it is (8) his reasoning faculty that man does not live in the present only, (9) the brute, but looks about him and considers the past and the future; and this is the origin of (10) , as well as that of care and anxiety which so many people (11) Both the advantages and the disadvantages, which this (12) , are (13) in by the woman to a smaller extent because of her weaker power of reasoning. She may, in fact, be described as intellectually shortsighted, (14) , while she has an immediate understanding of what lies quite close to her, her field of (15) is narrow and does not reach to what is (16) ; so that things which are absent, or past, or to come, have much less effect upon women than upon men. This is the reason why women are inclined to be (17) and sometimes carry their desire to a (18) that borders upon madness. In their hearts, women think it is men’s business to earn money and theirs to spend it--if possible during their husband’s life, (19) , at any rate, after his death. The very fact that their husband hands them (20) his earnings for purposes of housekeeping strengthens them in this belief.
9()
A.above
B.like
C.beside
D.including
电子政务所需要的信息资源基础建设只靠政府一方面的力量是不够的,还应当调动社会各有关方面的积极性,特别是发挥市场的作用,以市场需求为重要的驱动力。以下表述符合这句话的意思的是:()。
A.进行全面系统的信息源调查,准确掌握信息形成的规律和特点,以有效的管理和技术措施保证信息能源源不断地创造出来并得到有效的积累
B.进一步广开信息源,增加各类信息的储存量,特别是电子化信息的储存量
C.充分发挥社会各方面的积极性,积极培育信息资源市场,以市场的机制和力量促进信息资源基础的建设
D.以立法的、管理的、技术的手段真正建立起信息资源共享的机制