介绍采用引用计数、操作标志等方法实现矩阵复制、转置、乘常数等部分矩阵运算。

Then the methods of the adoption to quote from to count, operating the marking etc are introduced.

youdao

抖动的典型标志是，当操作系统试图释放资源时，首先警告进程以释放分页空间，然后终止整个进程。

A classic sign of thrashing is when the operating system attempts to release resources by first warning processes to release paging space and then killing entire processes.

youdao

为了在类图上的显示可见性，放置可见性标志于属性或操作的名字之前。

To display visibility on the class diagram, you place the visibility mark in front of the attribute's or operation's name.

youdao