YS/T5219–201X P YS5219-2000 Specification for dynamic penetration test 201X XX XX 20 1X XX XX 1 Specification for dynamic penetration test YS/T5219–201X 201X XX XX 201X 2 2015 [2015]115 YS5219-2000 2017 1.2. 3. 4 5. 6. YS5219-2000 . . 2 . 3 1 650051kkyscjsb@163.com...