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【多选题】
工程施工组织的方式有（）A.
依次施工
B.
流水施工
C.
阶段施工
D.
平行施工
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举一反三
【单选题】一个 220 V 、 1000 W 的电热器, 若将它接到 110 V 的电源上, 其吸收的功率为多少?若把它误接到 380 V 的电源上, 是否安全?
A.
250W，安全
B.
250W，不安全
C.
25W，安全
D.
25W，不安全
【单选题】一个 220 V 、 1000 W 的电热器, 若将它接到 110 V 的电源上, 其吸收的功率为多少?若把它误接到 380 V 的电源上, 判断是否安全?
A.
250W，安全
B.
250W，不安全
C.
25W，安全
D.
25W，不安全
【单选题】If the slope of the saving function is 0.27, then the marginal propensity to ________. (如果保存函数的斜率为0.27,则边际倾向为 _ _ _ _ _ _ _ _。——中文由在线翻译而来,仅供参考)
A.
import is less than 0.27进口量小于0.27
B.
save is 0.73保存为0.73
C.
consume is 0.73消费是0.73
D.
consume is 0.27消费是0.27
【判断题】If we measure the quantity of French fries on the horizontal axis and the quantity of hamburgers on the vertical axis, and if the price of French fries is €0.60 and the price of a hamburger is €2.40, ...
A.
正确
B.
错误
【简答题】若将一个220v、1000w的电热器接到110v的电源上,则其吸收的功率为 ?若误接380v的电源上,吸收功率是 ?是否安全 ?
【单选题】If the coefficient of determination is 0.975, then the slope of the regression line:
A.
must be positive.
B.
must be negative.
C.
could be either positive or negative.
D.
None of the above answers is correct.
【单选题】Tsunamis are very long waves in the ocean, sometimes hundreds of miles long. Tsunamis usually start suddenly. They may begin as normal waves and change to big waves very quickly. After this change, ts...
A.
Compare and contrast
B.
Spatial
C.
Chronological
D.
Problem and Solution
E.
Cause and Effect
F.
Order of Importance / Sequence
【单选题】If the slope of the AE curve increases, the multiplier
A.
decreases.
B.
increases.
C.
stays the same.
D.
can either increase or decrease depending on what happens to the MP
【简答题】一个 220V 、 1000W 的电热器,若将它接到 220 V 的电源上,其吸收的功率为多少?若把它误接到 380V 的电源上,其吸收的功率又为多少?是否能安全使用?
【单选题】If the coefficient of determination is 0.975, then the slope of the regression line:
A.
must be positive.
B.
must be negative.
C.
could be either positive or negative.
D.
No correct options.
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