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共找到 729 与NO-3 相关的结果,耗时123 ms
高中毕业好多年了,东西忘了差不多,但现在有忽然必须用到,① 假设P=(x+1)(x+2)(x+4)(x+5)-10,分解因式后P=(x^2+kx+l)(x^2+mx+no)求k,l,m,n,o的值② 假设x=-3+5^0.5时,P=pq.求pq的值
数学
能借出来,(其中“x^2”是
A:Good morning.B:Good morning.What are you (1)now?A:I am (2).B:Running?What's (3)with your bike?A:It's(4).Could you mend it?B:Yes.Ican
英语
But now let's(
people keep pets because they're lonely (yes/no)需要3分钟的时间演讲
英语
英语翻译1.How dose the weather affect the activities that you do in each season?2.What are some activities that you can do no matter what
英语
he weather is
不要直接写答案的,要详细说明原因Would you like________apple.No,thanks.A.one another B.more one C.one more2.Julia is new here,but she gets on well with
英语
us.这里为什么要用宾格us
在500ml,3.2mol/L的稀硝酸中加入28g铁粉,收集到的NO气体在标准状况下体积为8.96L,求溶液中Fe2+:Fe3+的比例是多少?
化学
英语八年级同义句转换题1.The Indian boy no longer lived here.The Indian boy _ _ there _ _.2.I don"t know how I can get to the right place.I don"t
其他
now _ _ _ the
300mL 2mol/L 硝酸与一定量的铝镁铁合金反应生成3.36L NO(标准状况下)和铁盐、铝盐、镁盐等,再向反应后的溶液中加入3mol/L的NaOH溶液,使铝镁铁元素恰好全部转化为沉淀,则所加NaOH溶液的体积
化学
1.That is not _________ kite.That kite is very small,but _________ is very big.( I )2.The dress is _________.Give it to _________.( sh
英语
) 3.Is this _
英语翻译缩写可以沿用Will the factory have Target and/or TSS/AMC planned production within the next 3 months?\x05\x05Were all the processes used
英语
o make the pro
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