通过研究双对称代数的对偶结构，主要讨论双对称余代数的张量积及双对称代数和双对称余代数之间的对偶关系。

The tensor products of double-symmetric coalgebras and the dual relationships between double-symmetric algebras and double-symmetric coalgebras are discussed.

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结果：全血粘度及相对粘度和还原粘度药物组同模型组相比存在明显差异，但血浆粘度、血球压积及血沉均无明显变化。

It was found that hematocrit, absolute viscosity and relative viscosity of whole blood were significantly increased but plasma viscosity showed no marked changes.

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除了被风吹积起来的地方外，积雪只深及小腿。

The snow, except where it drifted, was only calf-deep.

《柯林斯英汉双解大词典》