1, the current situation in China this paper, a comprehensive analysis of related technologies at home and abroad under the premise of the theory and practice from the design and implementation of this system, high precision test system, much higher than the national standard accuracy requirements

1, * This article on China's domestic status quo at home and abroad, and comprehensive analysis of the relevant technical premise, from theory and practice, this system has been designed to test the system, a relatively high precision, which is far higher than the national standard for precision

1st, This article embarks on the Chinese domestic present situation, under the generalized analysis domestic and foreign related technology premise, designed from the theory and the practice realizes this system, the test system precision has been high, was higher than the national standards stipula

1 start, this article on China's domestic situation, comprehensive analysis of the domestic and foreign-related technology provided, on the theory and practice of design and implementation of a system, testing system for higher accuracy, well above the national standard specifies the accuracy requir