目前随着我国工业和科学技术的发展,振动和声学测量的研究越来越广泛,而在这一领域中我国目前较多地使用丹麦B/K公司的产品。由于一些使用单位不熟悉这类仪器的使用方法,造成一些人为的损坏事故,其中又以电源故障为最多。为了修理仪器,不仅在时间上影响了工作,而且仪器修理费往往多至几百元,造成经济上不必要的损失。我们在实际使用 At present, with the development of industry and science and technology in our country, the research on vibration and acoustic measurement is more and more widespread. However, in this field, the products of Danish B / K Company are used more in our country at present. Due to some users are not familiar with the use of such instruments, resulting in some man-made damage accidents, of which the power failure is the most. In order to repair the apparatus, it not only affects the work in time, but often the cost of repairing the apparatus is as high as several hundred dollars, resulting in unnecessary economic losses. We are actually using it