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【单选题】
某车间内有一高 0.5m 、宽 1m 的铸铁炉门,表面温度为 627°C ,室温为 27°C 。炉门辐射而散失的热量为多少?A.
14329
B.
143.29
C.
14.329
D.
0.14329
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【简答题】How does technology help prolong our life?A. Patients can go anywhere to seek modern
medicine. B. With modern medicine, people with cancer do not
suffer from the pain. C. With modern medicine, people ...
【单选题】How does technology help prolong our life?
A.
Patients can go anywhere to seek modern medicine.
B.
With modern medicine, people with cancer do not suffer from the pain.
C.
With modern medicine, people with AIDs do not suffer from the pain.
D.
With modern medicine, some deadly diseases can be treated now.
【简答题】“蝴蝶效应”由气象学家洛伦兹于1963年提出，其大意是：南美洲亚马孙河流域热带雨林中的一只蝴蝶，偶尔煽动几下翅膀，可能在两周后引起美国德克萨斯的一场龙卷风。“蝴蝶效应”不仅体现惊人的想象力和迷人的美学魅力，更蕴涵着深刻的哲学内涵。它揭示了（ ）。
【单选题】How does technology expand our vision of the world?
A.
It gives us ideas that never occurred to us in the past.
B.
It makes our life easier and more convenient.
C.
It helps us spread our ideas more quickly.
D.
It brings us more advanced products.
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