异性同构

已知两个数的比是17:11,他们的和是84,求这两个数 酸碱滴定实验如何计算?谁会计算? 在一次较为精准的侧量中,小明测量出某物体的长度为15.47厘米,其中准确值是 ,估计值是 ,所用刻度尺的最小刻度是 . John stayed in Beijing for( )last year.He( ) went to the Summer palace with his Chinese friends.A sometime,some timeB some time,sometimesC sometimes,sometimesD sometimes,some time 含thank,think,ink ,bank,tank,monk,monkey 的单词 英语翻译She hangs out every day near by the beach Havin' a HEINEKEN fallin' asleep She looks so sexy when she's walking the sand Nobody ever put a ring on her hand Swim to the oceanshore fish in the sea She is the story the story is she She sings 如何读think这个单词啊?一个美国朋友说读这个单词舌头要伸出来,应该怎么读? think是什么词 ( )又叫做两个数的比. 转炉为什么先兑铁水后加废钢、为什么先加废钢后兑铁水. 目前国内钢铁厂有几家在转炉冶炼中是用矿石替代废钢? SHE的always on my mind的歌词 英语翻译哪位高手能帮我精确翻译一下always on my mind这首歌的几段歌词,Maybe I didn't love youQuite as often as I should haveMaybe I didn't treat youQuite as good as I should haveIf I make you feel second bestGirl,I'm sorry that always on my mind 的歌曲链接 she的 she is always on my 准确点 急 新安怡吸奶器能不能接born free宽口玻璃奶瓶? BORN FREE的玻璃宽口奶瓶能放进小白熊0607暖奶器么?我想知道的是玻璃奶瓶宽口奶瓶哦，不是塑料的，塑料和玻璃材质有区别，在尺寸上也会有点出入吧。 酸碱滴定实验误差问题 酸碱滴定实验的误差分析我们老师说,HCl滴定NaOH,若NaOH中混有KOH,则测量值值会偏高；若混有Na2CO3,且指示剂为酚酞时,测量值偏高,为什么? he went to the cinema with a friend of hishe went to the cinema with (a friend of his )同义句 个人的道德品质是怎样形成的? He went to the beatch with his friend .his friend 划线部分提问,怎么回答.回答是 Whom with did he go to the beach还是With whom did he go to the beach？ 纯水处理设备与反渗透设备有什么区别呢?是不是包括和被包括的关系呢?我是一位工程部文员,老大让我找一下做纯水设备的公司,需要上一套反渗透设备,我搞得自己都晕来晕去的． 什么是个人品德 the boy wanted to swim so he went to the b_______ with his friends补全单词,我想不起来了,唉- 如何清洗反渗透水处理设备? 美的厨房反渗透净水设备的水处理工艺是什么 道德是如何产生的?人类的道德观是在什么时候产生的?人类在判断他是否符合道德的时候,其标准是什么?想知道道德感产生的起源问题。什么时候起，人类的行动受到意识中潜规则的约束？潜 那道德形成的关键是什么? 积极情感与良好品德形成的关键期是 如图电源短路 电压表有示数吗RT 当小灯泡短路时,电流是不是就从电压表走了?