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最新问答： not yet 是什么意思，用在句子的什么地方 下列关于地球第一宇宙速度的说法正确的是（ ） A．它的大小为7.9m/s B．它是人造地球卫星摆脱地球引力束缚的最小发 高中物理题，静电场或者恒定电流我需要高中的静电场或者是恒定电流的物理题，要求，难度中等偏上及以上（就是要看一会儿才会有思 有什么电影里有涉及到物理知识 如图所示，一固定在竖直平面内的光滑半圆形轨道ABC，其半径 R ＝0.5m，轨道在 C 处与水平地面相切。在C放一小物块 香农公式到底怎么计算,为什么我这样算不对? 英语翻译To laugh with my grandma and to have a chat with my mom- It is much more___(easy) to get to the park than before、 填什么 四年级加减乘除小括号计算题 广州地铁体育西路站的英文翻译是不是错了 fx=ax-b/X ,y=fx 在点f（2）处的切线方程为7x-4y-12=0,求fx解析式 谁能介绍几本初中几何的书.要全面的。最好有练习题的 可溶性铝盐与强碱反应,当它们的比值大于3小于4时,生成沉淀的质量怎么表示 麻烦老师解答：I'm trying to study. 六上语文双色版词语手册举一反三答案 e的t次方,t是以1/x-2为被积函数的积分,为什么算下来是x-2而不是x-2的绝对值呢? 科学家探索物质微观结构的过程中，按照不同的层次提出了分子、原子、质子等微粒的名称．下列微粒中，与质子处于同一层次的是（ y=-x⁴+4x²+1 y= x⁴ +x²+1 的取值范围 请帮忙答一下这道题,一个数占有两个数级,其中一级上的数是360,另一级上的数是6020,这个数最大是多少?最小是多少? 求化学物质的量浓度习题加答案如题感激不尽
