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【判断题】
1322ABB机器人中例行程序必须建在模块里。A.
正确
B.
错误
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举一反三
【单选题】BaSO 4 的相对分子质量为233,K θ sp =1.08×10 -10 ,把0.001mol BaSO 4 (s)样品放在10L水中的反应器中,有多少( )克样品没有溶解?
A.
0.021
B.
0.0021
C.
0.21
D.
2.1
【单选题】____ for the doctor, he would have died. A. If it is not B. If it were not C. If it had not been D. If they were not
A.
If it is not
B.
If it were not
C.
If it had not been
D.
If they were not
【单选题】BaSO 4 的相对分子质量为 233 , K sp =1.0 ́ 10 -10 ,把 1.0 mmol 的 BaSO 4 配成 10 dm 3 溶液, BaSO 4 没有溶解的量是
A.
0.0021 g
B.
0.021 g
C.
0.21 g
D.
2.1 g
【单选题】We’ll go to the park ____________tomorrow.
A.
if it isn’t rain
B.
if it won’t rain
C.
if it doesn’t rain
D.
if it doesn’t rains
【简答题】有宏定义如下: shift macro X,Y mov cl,Y sal X,cl endm 宏调用:shift al,2 对应的宏展开是 (___) (___) 注意:答案用小写字母书写。需空格的地方加一个空格。每条指令占一行。
【单选题】If it were two hours later, it would be half as long until midnight as it would be if it were an hour later. What time is it now?
A.
18:30
B.
0.833333
C.
0.875
D.
0.916667
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