几年来,我国在贯彻执行对外开放,对内搞活经济方针和标准化有关规定中,引进来的技术和设备绝大部分具有七十年代末或八十年代初的水平,为促进企业技术进步和对我国工业上质量、上品种、降低消耗、提高效益,提高工业技术水平,增强自力更生 Over the past few years, China’s implementation of the policy of opening up to the outside world, the policy of invigorating the economy, and the relevant regulations on standardization have resulted in the vast majority of the technologies and equipment introduced from the late 1970s or early 1980s, in order to promote technological progress and China’s industrial quality, variety, reduce consumption, improve efficiency, improve industrial technology, enhance self-reliance