English to Chinese Tech/Engineering IT (Information Technology) systems testing

Testing rule No. 2: Include the human element
Similarly, it's also crucial to involve the human element in your tests. It's one thing to make sure all the systems work, but what about the people? Do they remember what they need to do? Do they know where critical documentation is located and how to get to it? Will they recognize an emergency and react the way you hope they will?

Because most things you'll want to test are responses to unexpected events, it's often eye opening to try to perform the tests when the people responsible for carrying them out don't expect them. You'll learn about your staff's response time and ability to carry out procedures {without guidance that could end up being just as important as what you'll learn about the systems you're testing.}
由于你想要测试的大多数系统应对突发事件，当负责执行测试的人没有料到测试时，你试图进行测试往往令人恍然大悟。你会了解工作人员的响应时间以及执行程序的能力，XXXX
后半部分衔接不起来。