·2,447,543篇论文数据，部分数据来源于NoteExpress
An operating system that supports preemptive multitasking creates the effect of simultaneous execution of multiple threads from multiple processes.
支援先占式多工的作业系统能够从多个处理序产生同时执行多个执行绪的效果。
In the 1990s, when Copland was initiated, "next-generation" meant supporting memory protection and preemptive multitasking, both of which classic Mac OS lacked.
Copland始于上世纪90年代，“新一代”是指支持内存保护和抢先式多任务，当时的Mac OS不支持这两项功能。
应用推荐