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be similar with和be similar to的区别 be similar to 与be similar in与be similar with有什么区别? 请详细讲一下,谢谢~ 高一log化简 log (log2)^2 - (log4)(log20) + (log20)^2 将规格分别为“220V,1000W”和“220V,500W”的甲、乙两根电阻丝串联起来 ,接入一电源两极,电源最大不能超过____伏,此时,整个电路的最大功率 是___瓦.正确答案是395V，748W。但是我做不出步骤。 除而物理计算金属块挂在弹簧测力计下,示数为108牛,当金属块浸没在水中时,弹簧测力计示数为68牛;当浸没在另一种液体中时,弹簧测力计的示数为60牛.求金属块的密度,和另一种液体的密度.(g 若abc均为单位向量,且a×b=1/2,c=xa+yb(x,y∈R),则x+y的最大值? 已知向量a=(1,1),向量b=(-1,1),向量c=(-2,-2),则有x=?,y=?时,向量c=xa+yb. 希望有人能帮我解释下 ab cd ef gh 四个阶段代表什么 AB+CD=EF+GH=PPP 各个字母代表什么数? 大哥 大婶 小弟 小妹 还有 家长,能 帮 我 一个题 如下面 我去 补充哈 1,一［ ］城台 一［ ］乐曲2,宽敞-----近义词［ ］ 宽敞------------反义词［ ］还有,我没财富给你们赏了,多多包容 求上海海事大学线性代数的题库,谢谢大哥大姐,小弟小妹! 已知向量a=(0,1),b=(-√3/2,-1/2),c=(√3/2,-1/2),xa+yb+zc=(1,1),则x^2+y^2+z^2的最小值为?A.1 B.4/2 C.3/2 D.2B打错了，应是4/3 证明3个向量 Xa-Yb Yb-Zc Zc-Xa 共面共面判定定理的内容? 庄子故事两则中的多音字 形近字 通假字 词类活用 古今异议 都有哪些? LOG （1／a ）b+LOGa b 化简 急需《郑伯克段于鄢》的一字多义,通假字,古今异议,词性活用和特殊句式的整理 桂花,菊花,月季花,桃花哪个不是秋天开的? 非齐次方程系数矩阵为m×n,秩为r,方程有解,证明其解的秩为n-r+1.谢谢! Help! complete the following sentence with "on/with/in/without/out of"1.A bird__the hand is worth two __ the bush2.Kill two birds__one stone3.The grass is always greener__the other side4.__sight,__mindIn the hand or On the hand? complete each sentence with the correct verb tense.She_______________(drink) a cup of tea every night before she goes to bed._________you ever _________________(travel) to Spain?We____________(watch) TV when we heard the doorbell.How many tests______ Complete each of the following sentences with the appropriate form of the word given1.Nelson Mandela is ___________ (admire) for his brave fight against apartheid.2.This news is totally_______ (believe).3.I want to buy the latest _______(edit) of The 英语翻译找学英语良方 8年级下册语文21课的通假字,古今意义,一次多意,词性活用,同义词,文言文式 谁能把《芙蕖》和《前赤壁赋》中的所有通假字,一词多意,词性转化,古今异意的告诉我还有状语后置句,定语后置,宾语后置,判断句有哪些. A=27/7 B=29/7 C+52/7 结果计算出! Choose the best answer to each of the following questions.1.I send my ________wishes for her future happiness.A.honestly B.warmly C.best D.many 2.She felt very_________ when her husband forgot her birthday.A.deceived B.deserted C.desperate D.disapoin I.Choose the best answer to complete each of the following sentences.1.I was sure _____ I would overcome all these difficulties.A.what B.that C.which D.whether2.It happened_____ Lisa wasn’t there at that time.A.whether B.if C.that D.why3.________we Choose the best answer for each of the following questions. 斜二测画法里面角度怎么变化? 高一数学 斜二测画法的题这道题怎么做,求详解! 95,88,71,61,50,（ ）A.40 B.39 C.38 D.37