BTT CC Exam
Authored by Ti Zhang
Biology, Chemistry, Science
Professional Development
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22 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
分光光度法主要应用于以下哪些检测？
血液学采用这个检测原理
临床化学采用这个检测原理
离子检测(钠、钾、氯) 采用这个检测原理
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪个检测指标用于计算光度法项目？
吸光度
透光度
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
吸光度与透光度的差异？
分析物浓度（检测到的颜色）与检测吸光度成正比
分析物浓度（检测到的颜色）与检测透光度成正比
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下选项中关于光度计的组成哪个是正确的？
光源、透镜、单色器、比色杯、检测器、放大器
光源、透镜、测量池、杯子、检测器、放大器
光源、吸头、单色器、杯子、检测器、放大器
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
双波长的优势有什么？
延长灯泡的寿命和提高精密度
提高光度计的线性和提高精密度
最小化干扰因素的影响和提高精密度
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
副波长的选择标准有哪些？
待测物质有最高的吸光度
待测物质在该波长下没有吸收
副波长与主波长尽可能接近
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
什么是朗伯比尔定律？
分析物的浓度与吸光度成正比
分析物的浓度与吸光度成反比
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