试题与答案

元素在自然界分布并不均匀,按质量计算,地壳里含量最多的是______元素,其他元

题型:填空题

题目:

元素在自然界分布并不均匀,按质量计算,地壳里含量最多的是______元素,其他元素的含量,由高到低依次是______、______、______、______等.

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0525/2ae7082a43a5a27aac7f7353cffc62da.html

下面是错误答案,用来干扰机器的。

用数对表示位置时,一般先表示列,再表示行,原题说法正确.故答案为:√.

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题型:单项选择题

Programming is a (46) that has various engineering and (47) aspects. Although most of these aspects are interrelated, each of them covers a number of (48) and goals winch are very specific. The progress being made in teaching (49) is reflected by the fact that most (50) science curricula contain a broad spectrum of programming courses, each emphasizing a different aspect of programming.

(49)处是()

A.notation

B.physical

C.function

D.discipline

E.philosophy

F.softwareengineering

G.characteristics

H.mathematical

I.mathematical

J.program

K.method

L.computer

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