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【单选题】
Whose heating factor is the highest?()
A.
Brown coal
B.
Wood
C.
Fat coal
D.
Lead accumulator
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【单选题】To figure out how many percent of an energy input may be transformed into end energy in a period, we can use____
A.
energy density
B.
degree of utilization
C.
energy efficiency
D.
overall energy consumption
【单选题】Dali Ancient Town is located in the ______.
A.
Dai Autonomous Prefecture
B.
Bai Autonomous Prefecture
C.
Yi Autonomous Prefecture
D.
Lisu Autonomous Prefecture
相关题目：
【单选题】To figure out how many percent of an energy input may be transformed into end energy in a period, we can use____
A.
energy density
B.
degree of utilization
C.
energy efficiency
D.
overall energy consumption
【单选题】Dali Ancient Town is located in the ______.
A.
Dai Autonomous Prefecture
B.
Bai Autonomous Prefecture
C.
Yi Autonomous Prefecture
D.
Lisu Autonomous Prefecture
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