题目内容
(请给出正确答案)
[主观题]
Photons from the stimulated emission can themselves further stimulate emissions leading to an avalanche of stimulated emissions and coherent photons being emitted.
提问人:网友qingduo04
发布时间:2022-01-07
B.never stop driving in the city during the night
C.only work between 2 and 3 o'clock in the night
D.usually drink when working
B.Midwest
C.New England
D.Pacific coast
B.Because no one can tell the future
C.Because new technology is being developed fast.
D.Because people are sure of themselves.
B.delivered leftovers as well as money to shelters
C.helped to solve the hunger issues in America
D.donated leftovers to avoid food waste
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