更多“计算在流动过程中,用30℃的水生产1kg的冰消耗的最小功。假”相关的问题
菌痢时出现
A.黏液血便,里急后重
B.腥臭的无色或淘米水样便
C.薄白或淡黄色淘米水样便
D.血便或柏油样便
E.黏液脓血便或巧克力样卤汁便
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EPON的国际标准是?()
A.ITU-TG.984
B.IEEE802.x
C.IEEE802.3ah
D.ITU-T
E.982
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组织损伤后,由其邻近的健康细胞分裂增生完成修复的过程叫做()。
A.再生 B.化生 C.分化 D.机化 E.增生
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在中性点直接接地电网中发生接地短路时, _____ 零序电压最高。
A. 保护安装处 B. 接地故障点处 C. 变压器接地中性点处
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当社区矫正将其目标定为通过矫正社会工作者和矫正对象一起解决存在的问题,恢复他们的社会功能,促使他们回归社会时,这个目标包含了哪两层含义()。 ①刑罚中同态复仇原则的弱化 ②人们必须把矫正对象当人看 ③控制矫正对象的犯罪行为 ④避免监禁矫正中矫正对象之间负性互动的可能性
A.①②
B.①③
C.②③
D.③④
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A . 产品形象 B . 产品概念 C . 产品外观 D . 产品用途
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二氧化碳气体保护焊常用的焊丝 H08Mn2SiA 中,“ 08 ” 表示平均含碳量为 8 %。
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1993年制定的MPEG-1标准把图像编码分成I帧、P帧、B帧和D帧共4种类型,其中()的压缩率是几种编码类型中最低的。
A.P帧
B.I帧
C.B帧
D.D帧
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阅读下面短文,从短文后所给各题的四个选项(A、B、C和D)中,选出可以填入空白处的最佳选项。 Most people agree that fencing (击剑) is one sport in which a person must be at least 30 years old before he learns all he needs to know about the sport. (36) Clark Summers of the University of Detroit (37) that this doesn’t always have to be (38) Clark is a different kind of fencer in a lot of (39) . He is American, while most fencers are from the (40) of Europe. He is black while most fencers in the past have been (41) And he is (42) 22 years old. Many people (43) that Clark is the most promising fencer in this country today. Although he is young, he has been able to 44 the necessary skills. Already he has won a number of fencing contest (况赛) (45) older fencers. He is almost (46) to become a member of the US Olympic (奥林匹克) fencing team! "There is no (47) danger in fencing, today," Clark says, "But I never (48) that fencing was not always a sport. In the old days, people fenced to (49) a quarrel. Each match was a matter of (50) . If that (51) true in the matches I (52) in today, every touch against me would mean that I (53) wounded or killed. So I try to play (54) I were fencing for my life. I don’t like, the idea of being (55) !"
A.braveB.strongC.whiteD.young
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下列关于左冠状动脉的说法正确的是()。
A.起自主动脉弓
B.分为前室间支和旋支
C.分出前室间支和后室间支
D.分支分布于室间隔的后下部
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打假活动是长期的,如果我们稍有放松,假货又会()
A.东山再起
B.万劫不复
C.死灰复燃
D.重整旗鼓
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当消费者在既定条件下实现了消费者均衡时,意味着()。
\tA.消费者的全部欲望都得到了满足
\tB.消费者花费在所有商品的货币支出都相等
\tC.消费者从各种商品中获得的边际效用都相等
\tD.消费者购买的各种商品的边际效用与价格之比都相等
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《船舶安全检查记录簿》用完后在船上保存至少两年。
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