皮皮学，免费搜题
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搜题
【多选题】
库房商品堆垛设计的要求是( )。A.
牢固
B.
定量
C.
合理和整齐
D.
节约
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皮皮学刷刷变学霸
举一反三
【简答题】已知P→Q为F,则P为( ),Q为( )。
【单选题】第二篇 Mental Retardation（智力迟钝） Mental retardation is a condition in which people have lower than normal intelligence and are unable to function at the level expected for their age. People with mental re...
B.
has lower than normal intelligence.
C.
has low intelligence and low daily liing skills.
D.
has normal intelligence but difficulties In learning.
【简答题】已知P为F,则P→Q为( )。