皮皮学，免费搜题
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搜题
【单选题】
在旋风除尘器内，气流的运动非常复杂，为研究方便，通常将气体在除尘器内的运动分解为三个速度分量，（ ）是决定气流速度A.
切向速度
B.
径向速度
C.
轴向速
D.
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Convenience foods which are ready for cooking are ______ in grocery stores.
A.
available
B.
capable
C.
acceptable
D.
probable
【简答题】新产品的构思可以来自于( )。
【简答题】简述木香的性状鉴别特征。
【单选题】Convenience foods which are already prepared for cooking are ______ in grocery stores.
A.
ready
B.
approachable
C.
probable
D.
available
【单选题】In the writer's opinion, 'convenience foods'______.
A.
keep most of their goodness
B.
have almost no preservatives and additives
C.
are better than natural foods
D.
are not as good as natural foods
【单选题】Convenience foods which are already prepared for cooking are______ in stores.
A.
ready
B.
available
C.
probable
D.
approachable
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