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【单选题】
下列关于防止有压管路发生水击的措施中,不正确的是()。A.
在管路上装设安全阀
B.
在管路上设置调压塔
C.
缩短关闭阀门时间
D.
严禁水泵机组突然停机
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【简答题】Convenience foods which are already prepared for cooking are ________ in grocery stores. A) ready B) approachable C) probable D) available
【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
【简答题】Convenience foods which are already 选择Convenience foods which are already prepared for cooking are ________ in grocery stores. A) ready B) approachable C) probable D) avai...
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