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【多选题】
在下列哪些情况下操作人员应按紧急停止开关，保护现场后立即通知当线工程师或技术员处理：（）A.
回流炉死机
B.
回流炉突然卡板
C.
回流炉链条脱落
D.
机器运行正常
拍照语音搜题，微信中搜索"皮皮学"使用
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【单选题】Science and Truth 'FINAGLE' (欺骗) is not a word that most people associate with science, One reason is that the image of the scientist is of one who always(51)data in an impartial (不偏不倚的) search for tr...
A.
collects
B.
invents
C.
misuses
D.
enables
【单选题】In science the meaning of the word 'explain' suffers 【C1】______civilization's every step in search of reality. Science cannot really explain electricity, magnetism, and gravitation their effects can b...
A.
from
B.
with
C.
over
D.
in
【简答题】内含子指的是成熟的mRNA中_________(请选填:出现/不出现)的基因序列,而外显子是在成熟的mRNA中_________ (请选填:出现/不出现)的基因序列。(不出现/出现)
【单选题】Science and Truth 'FINAGLE' (欺骗) is not a word that most people associate with science. One reason is that the image of the scientist is of one who always(51) data in an impartial (不偏不倚的) search for t...
A.
collects
B.
invents
C.
misuses
D.
enables
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