Efficiency is how quickly they can do it (tends to be less important in web and non-mission critical applications).

效率(efficiency)是指用户完成任务的快慢(这点在web和某些非关键应用上的重要性略低)。

youdao

Now, when a non-critical application uses up, say, all of the threads within a process, your mission critical solutions will not be affected at all.

现在，当一个非任务关键型应用程序耗尽（比如）一个进程中的所有线程，那么您的任务关键型解决方案将不会受到丝毫影响。

youdao

These initial forays have primarily been around offering employees mobile access to standard communications functions such as email, calendar and directory access and offering customers Web access to non-mission-critical functions.

FORBES: Time For IT Shops To Get Moving On Enterprise Mobility