描述路面不平度的统计特性，主要采用路面功率谱密度。 - 查题网

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国家开放大学 / 发动机原理与汽车理论

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描述路面不平度的统计特性，主要采用路面功率谱密度。
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发动机原理与汽车理论

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幼儿教师之间在工作岗位上每一次的交谈都应该有明确的目的，开门见山，直奔主题。（）错误正确教师口语

So far as we know, Socrates was the first to make prominent the question of how to live well. 大学英语（下）

霍夫斯坦德认为，文化的结构形式由四个层级构成，即：物质生活文化、制度管理文化、精神意识文化和（）。组织行为学

下列热水加热设备属于间接加热的有( )。建筑设备

[单选题] 根据有效市场理论，市场价格已充分反映了有关公司的一切可得信息，从而使任何获得内幕消息的人也不能凭此而获得超额利润的市场是（） A.弱式有效市场 B.半强式有效市场 C.强式有效市场 D.完全有效市场河南成教

3[阅读题] Shlander is a man from space. He thinks the people and things on the earth are very strange. He is now writing a letter to his friend at home. Here is part of his letter. Read it and answer the questions.Now I am in a strange world. It is very nice. There are many new things here. There are many earth monsters here, too. The earth monsters look very funny. They have just one head, two arms and two legs. They have thin black strings on their heads. Some earth monsters have brown or yellow strings. The earth monsters have a hole in their face. Every day, they put nice things and balls from the trees into the hole. They put water into the hole, too. The earth monsters do not walk very fast. They move from place to pace in tin boxes.At night, the earth monsters like to look at a square window box. This box has very small earth monsters in it.71. Shlander thinks the people and things on the earth are very ______.A. strange B. nice C. different D. beautiful72. Shlander thinks man on the earth is ______.A. a monkey B. a earth monster C. a tin box D. a strange world73. The earth monster doesn’t have ________.A. heads, arms and legs B. brown or yellow strings on its head C. a hole on its face D. a swing on its body74. The earth monsters don’t put ______ on their holes.A. nice things B. balls C. fire D. water75. The square window box is ______.A. a car or a bus B. a very small earth monsterC. a TV set D. a radio 大学英语（I）