但如果是按计划使用该区域，则不会出现这个问题。
But if the region is used as designed, then this problem is unlikely to occur.
他们只是为了自身利益按计划使用虚拟环境的组织，而且也从不吵吵嚷嚷。
They're serious organizations using the virtual environment for their own benefit, on their own schedule and they're not making noise about them.
1990至2008年间，世界上使用改良饮用水源的人口比例从77%上升到87%。 这一比率表明，可以按计划实现全球千年发展目标的饮水具体目标。
The percentage of the world’s population using improved drinking-water sources increased from 77% to 87% between 1990 and 2008, a rate on track with meeting the global MDG drinking-water target.
应用推荐