The complex crystal ofm-cresol and urea has been firstly cultivated by using a mixed solvent including ethanol and THF at a proper ratio.

通过使用一定配比的乙醇和四氢呋喃作混合溶剂，第一次培养出尿素和间甲酚的复合物单晶。

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The viscoelasticity of waxy crude oil originates from its internal wax crystal amount and its complex wax crystal shape and structure, but the quantitative correlation between them is not established.

含蜡原油粘弹性源于其内部的蜡结晶量与复杂的蜡晶形态及结构，但二者间的定量关系仍未建立起来。

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The crystal structure of the title complex was determined by X-ray diffraction.

标题配合物的晶体结构已用X射线衍射确定。

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The gift reflects the outsized ambitions the retail-chain family has for the Crystal Bridges Museum of American Art, a complex of eight gallery pavilions it has helped build around a pair of ponds in the company's northwestern Arkansas hometown of Bentonville (population 35, 301).

WSJ: Wal-Mart Heirs Give $800 Million to Museum