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【单选题】
下列属于天然抗氧化剂的是A.
羟基茴香醚
B.
生育酚
C.
L- 抗坏血酸
D.
没食子酸丙酯
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
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【单选题】If those 'mad moments'—when you can't remember what your friend has told you or where you left your keys—are becoming more frequent, mental exercises and a healthy brain diet may help. Just as bodies ...
A.
don't listen to our friends
B.
have lost our important things
C.
have some mental problems
D.
have a bad memory
【单选题】If those 'mad moments'—when you 'can't remember what your friend has told you or where you left your keys—are becoming more frequent, mental exercises and a healthy brain diet may help. Just as bodies...
A.
don't listen to our friends
B.
have lost our important things
C.
have some mental problems
D.
have a bad memory
【单选题】将本年利润科目和利润分配科目下的其他有关明细科目的余额转入“未分配利润”明细科目后,“未分配利润”明细科目的贷方余额反映的是( )
A.
当年实现的净利润
B.
累计留存收益
C.
累计实现的净利润
D.
累计未分配的利润数额
【单选题】将本年利润科目和利润分配科目下的其他有关明细科目的余额转入未分配利润明细科目后，未分配利润明细科目的贷方余额，就是（）
A.
当年实现的净利润
B.
累计留存收益
C.
累计实现的净利润
D.
累计未分配的利润数额
【简答题】某不完全液体润滑轴承，已知：轴径直径d=200mm，轴承宽B=200mm，轴径转速n=300r/min，轴瓦材料采用ZCuAl10Fe3，试问它可以承受的最大径向载荷是多少?
【单选题】If those 'mad moments'--when you can't remember what your friend has told you or where you left your keys--are becoming more frequent, mental exercises and a healthy brain diet may help. Just as bodie...
A.
don't listen to our friends
B.
have lost our important things
C.
have some mental problems
D.
have a poor memory
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