...关键字: 无机盐；添加剂；双循环；多级水幕塔；烟气脱硫[gap=1589]Key words: inorganic salts; additives; double circulation; multi-stage water film tower; flue gas desulfurization(FGD)...
At la Repubblica in Italy, for instance, the paper's website gets about 1m visitors a day, nearly double the circulation of the printed paper.
例如意大利的la Repubblica，网站每天有1百万的访问量，几乎是报纸发行量的一倍。
2
Thee editor thinks they can double the magazine circulation by the end of the year.
主编觉得他们能在年底把杂志发行量增加一倍。
3
The central core of the building features a double skin curtain wall system, that enables passive climate control for the vertical circulation and inner Spaces.