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【多选题】
固定床的传热实质包括A.
粒内传热
B.
颗粒与流体间传热
C.
床层与器壁间传热
D.
流体与器壁间传热
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【简答题】环境教育的基本构成要素中包括对环境及其问题的 和对环境状况及环境知识的 。
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A.
、旧料的最好流动温度
B.
新料的最好流动温度
C.
、新料的最低成型温度
D.
旧料的最低成型温度
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A.
which
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that
C.
the one
D.
something
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A.
22. My uncle promised to buy me a nice gift for my birthday, _____ beyond my imagination. A．which
B.
that
C.
the one
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A.
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B.
that
C.
something
D.
the one
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A.
it
B.
that
C.
something
D.
the one
【单选题】My uncle promised to buy me a nice gift for my birthday, ________beyond my imagination．
A.
which
B.
that
C.
one
D.
it
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