一、概述进入21世纪以来,中国计量发展迅速。国家的支持和投入,市场对计量需求的快速扩展和计量人的不懈努力,使我们拥有了一组现代化的计量实验基地、一批不断扩展的校准测量能力、一片崭新的计量溯源领域、一支从事国际前沿的研究项目和计量研究、校准溯源服务的优秀人才队伍。作为中国计量人,我们在为取得的成就喜悦、兴奋和骄傲的同时,更应该保持清醒的头脑,清晰 I. Overview Since entering the 21st century, China has developed rapidly. The support and input of the country, the rapid expansion of the measurement demand in the market and the untiring efforts of the measurement people have enabled us to have a set of modern measurement experiment bases, a batch of expanding calibration measurement capabilities, a brand-new measurement traceability field, Engaged in international cutting-edge research projects and measurement studies, calibration of traceable service outstanding personnel. As a measurer in China, while we are delighted, excited and proud of what we have achieved, we should also keep a clear head and clear