cos四次方x的不定积分

后轴刹车管弹簧是什么作用?五菱车底后轮轴的右侧,有个长弹簧连到一个零件,那个零件连到刹车管,那个弹簧和零件有什么作用?不是刹车分泵!弹簧在差速器旁边. 英语翻译I might be a little concerned with my hair I might need comfort more than my share I'm not hard to handle,I'm just a girl I might seem to follow fashion but claim that I don't care My heart is your best friend when it rules my head I migh who knows? who knows?"The application of double isotope effects in enzyme kinetics".我只知道是个化学领域的词汇,但具体含义呢 歌词WHO KNOWS艾薇儿的 谁知道"who knows"这首歌的歌词?是艾薇儿的“who knows”. who knows中文歌词 为什么BF3的几何构型是平面三角形,而NF3却是三角锥形? 为什么价层电子构型为三角锥形的孤对电子在中间平面?价层电子构型为正八面体的孤对电子在上下对位? 刚果盆地气候类型印度半岛气候类型亚马逊气候类型地中海气候类型中南半岛气候类型西欧平原气候类型南极洲气候类型亚欧大陆中部气候类型北冰洋沿岸气候类型巴西高原气候类型中国东 氮的最简单气态氢化物的空间构型 who is you mathe teachei哪里错并订正 Who is that" you ",意思是那个“你”指的是谁?语法有错吗?想问某人资料中“你”指的是谁，这样用有错吗？ Do you know who is my fsvorite player?哪里错了快,急用 who is you?who is your?这两个句子哪个对 Who Is Like You 歌词 In life, it is not so much what you say that c it is how you make people feelc后添什么什么意思？？ People can usually tell how you feel by just looking at your face.人们通常可以通过看你的脸来说出你的感受.自己都觉得太生硬了. 穷苦人家的门是什么（词语）词语最后一个字最好是门 穷字 组词至少组到6个吧 穷可以组什么词 狮子座的天空方位在哪?我想要十一月份狮子座流星雨出现的那几天的.最好能明确些的说明入夜后的方向和时间.谢谢了 狮子座在天空哪个方位 狮子座在天空的哪个方位? 一种菜地自动旋转喷灌装置的射程是16米,他能喷灌的面积是多少平方米? 巨蟹座和狮子座在天空什么位置,能大概看到吗?我想应该大概看得见模样吧? 英语翻译It's the things that you do,So physical,It's the things that you say,So flammable,You know I can't resist,Boy it's such a shame,Do you belong to another,I don't wanna hurt nobody,But my heart just can't hold back,It's the Way You Make Me 求Rihanna的who's that chick 歌词中文翻译 英语翻译 Look Who's Talking boa歌词中文翻译 英语翻译如题 who's gonna save my soul 的中文翻译,