判断题偏光镜下天然水晶可见牛眼干涉图,而合成水晶不可见。
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4.判断题天然翡翠紫外荧光灯下发蓝白色强荧光。
5.判断题东陵石是软玉的一种。
7.判断题祖母绿均具有紫外荧光现象。
8.判断题变石可具有较强的三色性。
9.多项选择题以下属于阅读准备图中内容的有()。
A.阅读目标
B.图书作者
C.已有知识
D.阅读计划
10.单项选择题《弟子规》中有言:“衣贵洁,不贵华;上循分,下称家。”言外之意不包括()。
A.衣服贵在整洁大方
B.穿衣贵在追求华丽
C.要符合自己的身份
D.要和自己的家庭条件相适合
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