我开通了自动转账服务，每月工资会自动存入储蓄账户。

I enabled the ___ATS to have my salary deposited into my savings account automatically each month.

我们公司最近升级了招聘系统，换了一个更智能的ATS。

Our company recently upgraded the recruitment system to a smarter ___ATS.

空中交通服务负责协调所有航班的起降。

___ATS coordinates the takeoff and landing of all flights.