The reason for this is that memory is a "real" (or let's say non-virtual) entity, the statistics about memory consumed is maintained by the kernel and is always current.
原因在于，内存是“真实的”(或者说非虚拟的)实体，关于内存消耗的统计数据由内核维护，总是最新的。
2
In a traditional non-BRMS it environment business rules are housed in various it systems applications that are managed and maintained by it departments.
在传统的非brms IT环境中，业务规则位于IT部门管理和维护的各种IT系统应用程序中。
3
Qipao continuation of a century ago, After the vicissitudes of life is still maintained a strong Chinese style, its strong vitality of other non-traditional clothing comparable.