现代科技有四个特点：极、超、省、信。极为极限技术。是向宇宙中所能达的界限进军的技术。例如极低温、极微粒子等。超为超常技术。就是大幅度超越常识或超越现有技术水平的技术。例如超高压、超高温、超高速、超精度等。省为省能源、省资源技术。例如高性能化、简易化、自然 Modern technology has four characteristics: very, super, provincial, letter. Extremely extreme technology. It is technology that marches to the limit that the universe can reach. Such as cryogenic temperature, very fine particles and so on. Super extraordinary technology. It is a technology that goes beyond common sense or beyond the state of the art. Such as ultra-high pressure, ultra-high temperature, ultra-high speed, ultra-precision and so on. Province for provincial energy, provincial resource technology. For example, high-performance, simple, natural