作者Sylvia10 (小郁)
看板Chemistry
标题[问题] 普化 -- 合金
时间Thu Feb 10 10:05:37 2011
想请问一下
题目的问法是
Which of the following are heterogeneous alloys?
(A) mercurry amalgam and tin-lead solder
(B) brass
(C) bronze
(D) tin-lead solder and bronze
(E) coinage cupronickel
这题是单选题 应该要选哪个选项会比较好阿 ~"~
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1F:推 yutsao:heterogeneous应该是A?内文错字有点多@@ 02/10 10:26
2F:→ Sylvia10:不好意思 打太快了 错字修正好了 ^^ 02/10 10:30
※ 编辑: Sylvia10 来自: 123.240.186.120 (02/10 10:31)