deputy chairman of the council of young scientists of universities maria baranova good morning. llo maria maria here are the high-tech developments that booker presented at your venues. you had two of them . as far as i know, they were called industries, 4.0 innovative instrumentation and the space of youth initiatives. so what did you show there and give to touch. ah, on the first platform it's an industry 4:0. ah. our university presented several developments. this is a control and measuring microwave equipment. it is now being used to develop the power standard, our national electromagnetic wave power standard. uh-huh and in ultra-high frequencies in the upper-high frequency range , ultrasonic equipment is also represented. it 's a portable cavitometer and ultrasonic signal generator, yes. well actually this is a very wide application of cavitation - this is such an effect. when you know the bubbles in the liquid, they inflate, then explode. here the energy is released and scientists use this energy for various purposes. and uh, our university makes this equipment in order to