对数据库系统的性能主要有______和吞吐量两种度量。

题型:填空题

问题:

对数据库系统的性能主要有______和吞吐量两种度量。

考点:计算机等级考试数据库技术三级数据库技术笔试
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短文填空:选择恰当的单词填空,每词限用一次。(有两个多余的选项)
when  their  even  feel  behave or modern  hours  speak  classical
     Where did you go yesterday? Did you hear music at any of these places? Today most stores and
restaurants play music. You might even hear music in an office 1_______ on a farm.
     Scientists believe that music influences the way people 2_______. According to some scientists, the
sound of western classical music (Mozart and Bach) makes people 3_______. richer. When a restaurant plays
classical music, people spend more money on food and drinks .When the restaurant plays 4_______ music,
people spend less money .With no background music, people spend 5_______ less.
     Scientists also believe that loud, fast music makes people eat faster. People actually chew 6_______ food
faster when the music gets faster .Some restaurants play fast music during their busy 7_______.This gets
people to eat faster and leave quickly .Restaurants can make more money this way.
     Some scientists think that makes you think and learn better. They say that music helps students to be
more alert. It is true that people learn better 8_______ they are relaxed. And listening to music can help you
relax.
    The next time you hear music somewhere, be careful. It might change the way you behave.
题型:填空题

关于急性骨髓炎,以下哪项不正确()。

A.常见于10岁以下儿童

B.多发生于长骨干骺端

C.有寒战高热

D.患肢持续疼痛

E.检查无压痛

题型:填空题

诗的本质是暗示,微型哲理诗常常是以生动具体的形象去暗示作者对现实生活的情感、认识,让我们领悟世界的本原和人生的真谛。阅读下面的诗歌,仿照示例,选取一首对其所暗示的内容加以解说。

示例:朋——两个月亮/携手同行/夜小了

解说:朋友之间,肝胆相照,如同明月般光洁透亮,不含任何私心杂念地并肩携手,闪亮的是皎洁的真诚,萎缩的自然是夜的漆黑。

(1)神像——它之所以显得高大/是因为我们低下了头

解说:________________________________________

(2)浪——不管是什么风/都跟着起哄

解说:________________________________________

题型:填空题

"风火皆属阳,多为兼化,阳主乎动,两动相搏,则为之旋转"出自

A.《灵枢·海论》
B.《灵枢·口问篇》
C.《丹溪心法·头眩》
D.《素问·至真要大论篇》
E.《素问·玄机原病式·五运主病》

题型:填空题

简述HPF法脱硫塔的开工步骤?

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