此程序解释如何识别迫在眉睫的问题以及如果发生故障该怎么处理。
A.This program describes how to identify an immediate failure and how to handle a malfunction occurred. B.This procedure explains how to recognize impending problems and what to do if malfunctions occur. C.How to confirm the current problems and what should you do when malfunctions occur are described in this procedure.正确答案B
