scientific and technical advances meaning in Chinese

科学技术进展

On method of measuring and calculating index system of scientific and technical advance operation in highway system
公路系统科技进步作用指标体系测算方法的研究
The machine wins the first grade prize of henan province and zhengzhou city scientific and technical advance , the second prize of construction ministry scientific and technical advance and national new product prize of 1996 through the authentication of ministry grade , and obtains national patent
该机通过部级鉴定，荣获河南省和郑州市科技进步一等奖，建设部科技进步二等奖， 1996年国家级新产品奖，并获得了国家专利。
The study shows that during the period between 1999 and 2002 , the paper distribution reflected that chinese cbm industry had experienced three stages in its developing history , and at each stage the demand for the scientific and technical advance could be seen from the paper distribution
结果显示：分别以1999年和2002年为界，论文分布体现出我国煤层气产业发展经历了3个历史阶段，每一阶段对科技需求的特点在论文分布特征上都有所体现。