The landscape ecological mechanism of system coupling is the spatial difference of non biotic environment and the heterogeneity caused by disturbances. The force or energy of system coupling is disturbances. 系统耦合的景观生态学机制为非生物环境的空间分异和各种干扰导致的景观异质化,各种干扰是系统耦合的介质。
Cell as the biotic elementary structure and functional unit, its basic vital process such as energy conversion 、 information discrimination and transmit 、 material transport is closely correlated to biomembrane. 细胞作为生命的基本结构与功能单位,其能量转换、信息识别与传递、物质运送等基本生命过程都与细胞生物膜密切相关。