We had to take the whole engine to bits to discover the cause of the trouble. 我们得将整台引擎拆开，以找出故障原因。
In a power simulation system, there are uncertainty and complexity between symptoms and reasons in the fault diagnosis of a transformer. 摘要在仿真系统中，变压器多种故障征兆与多种故障原因之间存在不确定性和复杂性。
