No, the inspector cannot directly identify the witness, but should actively investigate the evidence provided by the witness and identify the witness in accordance with relevant laws and regulations to avoid perjury. The transcripts made by investigation experiments also belong to the contents of investigation transcripts. Its contents should include: the time, place, environment, conditions and tools of the experiment, the purpose of the experiment, the authorities that approved the experiment, the names and positions of the personnel who directed and participated in the experiment, the experimental process and results, etc. At the same time, we should pay attention to attach the exam situation fixed by taking pictures, video recording, recording, drawing and making models. Finally, regardless of the above-mentioned transcripts, all participants are required to sign or seal the transcripts.