2015 17 | | | | | | | 1 | | GB/T16739 | | | | | | | GB/T16739 | | | GB/T16739 | | | 1. | 1 | | | | | | | | | | | 60% | 2. | 1 | | | | | | | 40% | 3. | | | | | | | | 40% | | | | | | | GB/T16739 | | | GB/T16739 | |