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【单选题】
Which of the following is a risk that firms must consider prior to expanding abroad?
A.
The domestic consumers may prefer low-priced products.
B.
The market in the foreign country may be too similar to the domestic market.
C.
Consumers in the foreign country may be very particular about quality.
D.
Management may not understand the foreign country's business culture.
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参考答案:
举一反三
【判断题】邻二氮杂菲分光光度法测定微量铁实验中,如果试液吸光度不在吸收曲线的线性范围内,就无法测定试液浓度。
A.
正确
B.
错误
【单选题】分光光度法中,对溶剂的要求在220~240nm范围内吸收度不得超过()。
A.
0.1
B.
0.20
C.
0.3
D.
0.40
E.
0.4
【单选题】在紫外-可见分光光度法中,透光率的绝对误差为 =0.5%时,要想使浓度相对误差 c/c比较小,吸光度应在什么范围内?
A.
0.1 ~ 1.0
B.
0.2 ~ 0.7
C.
0.7 ~ 2.0
D.
1.0 ~ 2.0
【单选题】自动生化分析仪中连续检测法的读数方式为
A.
在一定的时间范围内连续读取各吸光度值
B.
反应尚未开始和反应终点时各读取吸光度值
C.
终点附近读2个检测点取均值
D.
在终点附近读取两点,计算两点吸光度值的差值
E.
每经过比色窗口即读取1个吸光度
【判断题】浙江属于典型的温带海洋性气候
A.
正确
B.
错误
【判断题】分光光度法中,定量 的依据是在一定含量范围内,吸光度 A 与组分含量 c 成正比关系。
A.
正确
B.
错误
【判断题】分光光度法实验中,如果试液吸光度不在吸收曲线的线性范围内,就无法测定试液浓度。
A.
正确
B.
错误
【单选题】Directions: Choose the one that best completes the sentence, or fully expresses the meaning of the given word. The word ( ) is used to refer to things that do not happen in daylight.
A.
opaque
B.
inherent
C.
nocturnal
D.
tenuous
【单选题】Choose the word or phrase that is closest in meaning to the underlined part. A second major step would be to develop design specifications that consider the functionality of the human with the same de...
A.
develop design procedures to account for the human behavior and activities
B.
promote design arrangements and take the human factors into consideration
C.
make used of design steps that respect the human functionality
D.
draft and effect design requirements that take into account the human functionality
【简答题】自动生化分析仪中连续检测法的读数方式为A.在一定的时间范围内连续读取各吸光度值 B.反应尚未开始和反应终点时各读取吸光度值 C.终点附近读2个检测点取均值 D.在终点附近读取两点,计算两点吸光度值的差值 E.每经过比色窗口即读取1个吸光度 自动生化分析仪一点终点法的读数方式为A.在一定的时间范围内连续读取各吸光度值 B.反应尚未开始和反应终点时各读取吸光度值 C.终点附近读2个检测点取均值 D.在...
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