非均质物质中，热扩散率不可能用一个简单数字来表达。
In heterogeneous anisotropic materials the thermal diffusivity cannot be described by a single number.
一种均质、非细胞组成、类似于纤维蛋白的物质，通常在胎盘中可见，在连接的组织及某些疾病状态下的血管壁内形成。
A homogenous, acellular material similar to fibrin, found normally in the placenta and formed in connective tissue and in the walls of blood vessels in certain disease states.
类纤维蛋白一种均质、非细胞组成、类似于纤维蛋白的物质，通常在胎盘中可见，在连接的组织及某些疾病状态下的血管壁内形成。
A homogenous acellular material similar to fibrin found normally in the placenta and formed in connective tissue and in the walls of blood vessels in certain disease states.
类纤维蛋白一种均质、非细胞组成、类似于纤维蛋白的物质，通常在胎盘中可见，在连接的组织及某些疾病状态下的血管壁内形成。
A homogenous acellular material similar to fibrin found normally in the placenta and formed in connective tissue and in the walls of blood vessels in certain disease states.
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