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1、第 1 讲化学实验的基本方法一、选择题1.下列有关仪器用途的说法正确的是()A试管、烧杯均可用于给液体、固体加热B使食盐水中NaCl 结晶析出时，常用到的仪器有坩埚、酒精灯、玻璃棒、泥三角C区别 NaCl、Na2SO4时常用到胶头滴管、试管D漏斗可用于过滤及向滴定管中添加溶液2.下列关于实验操作的说法正确的是()A可用 25 mL 碱式滴定管量取20.00 mL KMnO4溶液B用 pH试纸测定溶液的pH时，需先用蒸馏水润湿试纸C蒸馏时蒸馏烧瓶中液体的体积不能超过容积的2/3，液体也不能蒸干D将金属钠在研钵中研成粉末，使钠与水反应的实验更安全3.下列保存物质的方法正确的是()A保存液溴时向其中
2、加入少量酒精，减少挥发B氢氟酸保存在带塑料塞的玻璃瓶中，防止瓶口和塞子粘住C氨水易挥发，应密封在低温处保存D金属锂应保存在煤油中，防止被氧化4.下列药品能存放在同一橱柜中的是()NaOH 浓硫酸浓盐酸KMnO4活性炭甲苯稀硝酸KClO3A和、和 B 和、和C和、和 D 和、和5.(2012 江苏卷)下列有关实验装置进行的相应实验，能达到实验目的的是()图1图 2图3图 4A用图 1 所示装置除去Cl2中含有的少量HCl B用图 2 所示装置蒸干NH4Cl 饱和溶液制备NH4Cl 晶体C用图 3 所示装置制取少量纯净的CO2气体D用图 4 所示装置分离CCl4萃取碘水后已分层的有机层和水层6.实
3、验室里不同化学试剂的保存方法不尽相同，NaOH溶液，大理石，NaCl溶液，稀硝酸4 种试剂通常各自存放在如下图所示的玻璃试剂瓶中。按照试剂瓶的顺序存放试剂序号正确的是()A B C D 7.(2012 天津卷)完成下列实验所选择的装置或仪器(夹持装置已略去)正确的是()A B C D 实验用 CCl4提取溴水中的 Br2除去乙醇中的苯酚从 KI 和 I2的固体混合物中回收 I2配制 100 mL 01000 molL1K2Cr2O7溶液装置或仪器二、非选择题8.(1)下列实验操作或装置符合实验要求的是()(2)按由下到上的顺序写出(1)中 D装置中各仪器的名称：酒精灯、三脚架、泥三角、坩埚。9
4、.化学是一门以实验为基础的自然科学，化学实验在化学学习中具有极其重要的作用。(1)下列关于实验的叙述正确的有:。A燃着的酒精灯不慎碰翻失火，应立即用湿布盖灭B10 mL 量筒和滴定管的精确度是相同的，都可读到0.1 mL 以下C测量溶液的pH时，pH试纸不能用水润湿，而在检验气体时则要用水先润湿D硝酸银溶液应当用棕色广口瓶盛装E长颈漏斗在用于制气体时要插入液面以下F不慎将浓碱溶液沾到皮肤上，要立即用大量水冲洗，然后涂上硼酸溶液(2)下列实验没有错误的是:。文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3
5、ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文
6、档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5
7、T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B
8、3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y
9、9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4
10、X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I
11、1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9(3)下图为常见仪器的部分结构(有的仪器被放大)A 图中液面所示溶液的体积为()mL，用上述四种仪器中的某种测量一液体的体积，平视时读数为N mL，仰视时读数为M mL，若MN，则所使用的仪器是:()(填字母标号)。10.(1)有下图所示A、B、C、D四种仪器：文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 Z
12、E10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档
13、编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T
14、6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3
15、 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9
16、文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X
17、5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1
18、B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9请选择下列仪器名称的序号，填入相应的空格内：烧杯碱式滴定管圆底烧瓶锥形瓶分液漏斗酸式滴定管A:，B:，C:，D:(2)某同学用托盘天平称量烧杯的质量，天平平衡后的状态如图。由图中可以看出，该同学在操作时的一个错误是:()，烧杯的实际质量为()g。(3)指出下面3 个实验中各存在的一个错误：文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6
19、HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 Z
20、E10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档
21、编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T
22、6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3
23、 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9
24、文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X
25、5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9A:，B:，C:。11.(1)在以下仪器中，标有“0”刻度的是(填序号):。a分液漏斗b试剂瓶c集气瓶d滴定管e容量瓶f 量筒g托盘天平(2)“磨砂”是增加玻璃仪器密封性的一种处理工艺。在下列仪器中，没有用到“磨砂”工艺处理的有(填序号):()。a 试管b 分液漏斗c 带滴管的试剂瓶(滴瓶)d 集气瓶e酸式滴定管f 碱式滴定管(3)为了测定混有少量KCl 杂质的明矾KAl(SO
26、4)2nH2O的纯度，同时测定n的值，按下列流程进行实验：晶块磨碎称取样品m g加热脱水到恒重冷却后称量固体质量为m1g溶解于水加入足量A溶液 过滤沉淀干燥后称量质量为m2g滤液晶块磨碎时使用的仪器名称:()；若加热过程中有固体飞溅出来造成损失，则会使测得的n值偏()，判断已脱水至恒重的方法是()；在加热结束后，如何冷却固体？()；A 溶液是()(填化学式)，判断 A溶液是否足量的方法是:()；过滤后还需将沉淀洗涤干净，洗涤方法是()通过实验，测得明矾化学式中n值为 12，则明矾的纯度为%。1C 2C 3.C 4 C 5D 6D7 A 8(1)A(2)酒精灯、三脚架、泥三角、坩埚9(1)ACE
27、F(2)D(3)28.0 C 10(1)(2)砝码放在左盘，烧杯放在右盘(或砝码和物品的位置放反了)27.4(3)滴管口伸入试管中试管口向上混合气体从短导管进入洗气瓶11(1)d、g(2)a、f(3)研钵大两次称量质量差不超过0.1 g 用坩埚钳把坩埚移到干燥器中冷却BaCl2(其他试剂只要合理也可以)取上层清液滴加A 无沉淀产文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4
28、X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I
29、1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C
30、1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3
31、G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G
32、4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q
33、4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9
34、Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9生用玻璃棒引流加入蒸馏水至浸没过沉淀物，待水流完后重复以上操作至洗净为止23700m2233m文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T
35、6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3
36、 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9
37、文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X
38、5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1
39、B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9文档编码:CX9Z3G4X5T6 HS1Q8G4I1B3 ZE10T7Q4C1Y9