刚玉
- 与 刚玉 相关的网络例句 [注：此内容来源于网络，仅供参考]
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The corundum is widespread, and is found as barrel shaped crystals, large blocks or rounded grains in igneous, sedimentary and metamorphic rocks.
刚玉是普遍的，并作为每桶发现形晶体，大块或圆形颗粒火成岩，沉积岩和。变质岩
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Sapphire belongs to the corundum group which is set apart from other gemstones by their very good hardness (Grade 9 on the Mohs' scale).
青玉属于被设置除其它gemstones 之外由他们的非常好坚硬的刚玉小组(等级 9 在Mohs' 标度)。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光：照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔，然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力