网络例句
宝石鉴定家
- 与 宝石鉴定家 相关的网络例句 [注：此内容来源于网络，仅供参考]
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At the same time, the identification of these two was designated as the national key laboratory gemstones, bear the state to entrust the task of identification.
同时这两家鉴定所被指定为国家重点宝石实验室，承担国家委托之鉴定任务。
- 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