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【简答题】
标准状况下1体积水可溶解700体积氨气，所得氨水密度为0.9 g/mL，求氨水的物质的量浓度。
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【单选题】听力原文：W: Well, it's good to see you again. What are you doing these days? You are still working at the same place, aren't you? M: Yes, I am, and I'm counting the days until retirement. Q: What can we l...
A.
He loves his present work.
B.
He is going to open a store.
C.
He is about to retire.
D.
He works in a repair shop.
【单选题】听力原文：W: It's good to see you again. What are you doing these days? You are still working at the same place, aren't you? M: Yes, I am. And I'm counting the days until retirement. Q: What can we learn a...
A.
He loves his present job.
B.
He is going to quit his job.
C.
He is going to open a store.
D.
He works in a repair shop.
【单选题】听力原文：M: Well, it's good to see you again. What are you doing these days? You are still working at the same place, aren't you? W: Yes, I am, and I'm counting the days until retirement. Q: What can we l...
A.
She loves her present work.
B.
She is going to open a store.
C.
She is about to retire.
D.
She works in a repair shop.
【单选题】器官捐赠符合法律要求的是
A.
任何年龄的个人死后可捐赠其身体
B.
个人死亡后近亲无权作捐赠表示
C.
凡18岁以上个人生前自愿死后可捐赠其身体或器官
D.
死者已做捐赠表示，家属可以取消
E.
捐赠意愿可由家属代捐赠者书写和签名
【单选题】器官捐献符合法律要求的是 ( )
A.
任何年龄的个人死后可捐赠其身体
B.
个人死亡后近亲无权做捐赠表示
C.
凡18岁以上个人生前自愿，死后可捐赠其身体或器官
D.
死者已做捐赠表示， 家属可以取消
E.
捐赠意愿可由家属代捐赠者书写或签名
【单选题】听力原文：W: Well, it's good to see you again. What are you doing these days? You are still working at the same place, aren't you? M: Yes, I am, and I'm counting the days until retirement. Q: What can we l...
A.
He loves his present Work.
B.
He is going to open a store.
C.
He is about to retire.
D.
He works in a repair shop.
【简答题】What are the characteristics of these industries that make them good candidates for aggregate planning?
【简答题】3-9 试利用卷积定理求下列信号的频谱函数。 (1) f ( t ) = A cos( w 0 t ) * e ( t ) (2) f ( t ) = A sin( w 0 t ) e ( t )
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