Fourth, to push for positive progress in land boundary settlement, oil and gas exploration and exploitation and fishery cooperation in the Beibu Gulf and joint exploitation of the South China Sea.
第四，推动陆地边界勘界、北部湾油气勘采和渔业合作、南海共同开发取得积极进展。
2
Acetowhitening test: 5% acetic acid solution Waicha or wet dressing, 3 ~ 5 minutes later, the local white lesions were positive and clear boundary.
醋酸白试验：即用5%醋酸溶液外搽或湿敷患处，3 ~ 5分钟后，病灶局部变白且境界清楚者为阳性。
3
A distributed model of incremental attribute reduction is also presented by decomposing values of decision attribute of positive region and boundary region in non-tolerant decision table.