| 1 | Simao rosin reference materials were prepared from Pinus kesiya var. langbinanensis oleoresin. | |
| 2 | No matter when you come, you'll be more than welcome. | |
| 3 | From Simao we drove southward through the mountains towards Jinghong. | |
| 4 | So in 2005 I Simao joint disability, I Simao national leadership certificate from the Young Pioneers. | |
| 5 | Rosin resin acid content was analyzed with GC quantitative analysis by using DB-5 capillary column. |