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【单选题】
直线移距分度法是在()之间配置交换齿轮进行分度的。
A.
分度头主轴和侧轴
B.
铣床主轴和分度头侧轴
C.
分度头主轴或侧轴与工作台丝杠
D.
分度头的主轴与工作台丝杠
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参考答案:
举一反三
【单选题】— Thank you for the nice food. — ______. [     ]
A.
Don't say that
B.
Sorry, so-so
C.
I don't think it's good
D.
I'm glad you enjoy it
【单选题】转氨酶的辅酶中含有的维生素是
A.
维生素B1
B.
维生素B2
C.
维生素B6
D.
维生素B12
E.
维生素C
【判断题】当水样中 S 2- 含量大于 1mg/l 时,可采用碘量法滴定测定。
A.
正确
B.
错误
【单选题】Wow! There is so much nice food. I really can't decide _____ first. [     ]
A.
where to eat
B.
how to eat
C.
when to eat
D.
what to eat
【单选题】转氨酶的辅酶中含有的维生素是
A.
维生素B1
B.
维生素B2
C.
维生素B6
D.
维生素B12
E.
维生素D
【单选题】Most girls prefer nice clothes________ nice food.
A.
of
B.
for
C.
with
D.
to
【单选题】He has to earn lots of money he can buy his children nice food and clothes.
A.
so that
B.
such that
C.
that
D.
in order
【判断题】当水样中S2-含量大于1mg/L时,可采用碘量法滴定测定。( )[西南科技大学2011年研]
A.
正确
B.
错误
【单选题】听力原文:F. I've bought so many things, beautiful dresses, nice shoes and so much food. But I can't carry them alone to my place. M: You can ask the assistants for some bags. The} will help you carry the ...
A.
Shoes.
B.
Dresses.
C.
Bags.
【单选题】( )是反映难溶性固体药物吸收的体外指标
A.
脆碎度
B.
含量
C.
溶出度
D.
崩解时限
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