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【简答题】
已知数列1，a 1 ，a 2, 16是等差数列，数列1，b 1 ，b 2 ，b 3, 16是等比数列，则 的值为________．
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【简答题】ZrO2、MnO2和晶体中，最易形成间隙型固溶体的是 。
【简答题】各种账务处理程序之间的主要区别在于编制会计报表的依据和方法不同。（ ）
【简答题】Joshua, my son, is fif years old. He was born with Down Syndrome (唐氏综合症). In the last fif years. I have experienced many difficult and stories. However, right now I want to just stick to the t...
【多选题】刚体的质心运动定理和牛顿第二定律有何关系?
A.
二者形式一样。
B.
牛顿第二定律是质点的动力学方程，刚体的质心运动定理是刚体平动的动力学方程。
C.
当忽略刚体形状和大小时，质心运动定理就等同于牛顿第二定律。
D.
刚体质心模型就是由此而来。
【单选题】若有定义 int a=5, *p1=&a, *p2=&a; 则下面不能正确执行的赋值语句是( )。
A.
p1=p2;
B.
p1=a;
C.
a=*p1+*p2
D.
a=*p1*(*p2)
【简答题】We arrived at the hospital only to find Dad weak, but his smile was as sure as ever. My husband and I had to work, so our relatives would help him get home from the hospital and look after him. But I ...
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