讨论了几个典型的羽流流量计算公式，结合一种二区自然通风模型，建立了热分层高度、通风量和中和界高度的计算式。
Discusses several representative equations of point source plume. Establishes calculating equations of thermal stratification height, ventilation rate and neutral level based on a two-zone model.
实践中和理论界都承认承租人拥有索赔权，但其索赔权往往通过协议、委托等方式获得，这使承租人拥有的索赔权非常被动。
In practice and thesis, people always agree on lessee possessing claim a refund, but lessee often own passive claim a refund through agreement alienation and delegation etc.
界膜中和异物巨细胞及巨噬细胞内有大量聚乙烯、骨水泥、金属磨屑。
A great quantity of polyethylene, metallic and cement wear debris were found in the interface membrane and macrophages and foreign? Body giant cells.
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