As the World Cup opens Friday amid a celebration of exceptional vibrancy with host South Africa playing Mexico, two countries float above the field of 32 teams: Spain and Brazil.
世界杯在一阵狂欢之中于本周五开幕，东道主南非对阵墨西哥，而32支球队中两支夺冠呼声最高的是——西班牙和巴西。
Snow, swirl to float down from the sky, as if countless butterflies fly, and like playing catkin gently, heaven and earth one integrated mass.
雪，纷纷扬扬地从空中飘落下来，好像数不清的蝴蝶在飞，又像是柳絮轻轻飘舞，天地浑然一体了。
The powder active carbon is applied in the air-float technology to enhance its efficiency by playing the role of absorption and providing coordination to flocculent concentration.
粉状活性炭应用于气浮工艺中能发挥吸附和提供絮聚中心的协同作用，提高工艺效率。
应用推荐