Conclusion: The pit and fissure sealant have significant preventive effect on carious teeth.结论: 窝沟封闭能有效预防窝沟龋的发生.A universal UV sealant to protect all acrylics, wraps and gels.保护所有水晶甲 、 假甲和凝胶甲的常用紫外线光疗密封剂.Conclusion: Fibri...
Unusually heavy rains are also affecting people in Ivory Coast, Mauritania, Mali, Liberia, and Gambia.异常的是,大雨还影响了象牙海岸, 茅利塔尼亚, 马里, 利比亚和甘比亚的人民.He's already been to Tunisia, and is to go on to Morocco and Mauritania.....