在辽宁省机械工业局的主持下,于一九七三年十二月二十一日至二十四日,在沈阳对沈阳仪器仪表研究所研制的“波长调制法膜厚控制仪”进行了鉴定。来自全国十个省市,二十五个兄弟厂,所,以及高等院校的四十余名代表,对该仪器进行了鉴定、并作了指导。一机部仪表局、辽宁省机械工业局的领导同志也参 Under the auspices of Liaoning Provincial Bureau of Machinery Industry, from December 21 to January 24, 1973, a “wavelength modulation film thickness controller” developed by Shenyang Institute of Instrumentation and Instrumentation was carried out in Shenyang Identification. From ten provinces and cities nationwide, twenty-five brothers factory, and more than 40 representatives of institutions of higher learning, the instrument was identified and made a guide. A Machine Department Instrument Bureau, Liaoning Provincial Bureau of Machinery Industry leaders also participate