Where can Nanning customize the crystal appearance frame?

南宁哪里可以定做水晶相框啊？

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At last we analyzed the effect of adding seed crystal and solution of ammonium tungstate on crystal appearance.

最后讨论了添加晶种和钨酸铵溶液对晶体形貌的影响。

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A surprise appearance by Billy Crystal, considered by many to be the best Oscar host over the past 20 years, earned a standing ovation.

被认为是过去20年最优秀的奥斯卡主持人的比利·克里斯托出人意料的到场，赢得了全体起立热烈欢迎。

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Last year, Billy Crystal made his ninth appearance as host after comic actor Eddie Murphy pulled out.

BBC: Family Guy creator Seth MacFarlane to host Oscars