5 个问题

• 标题

  回答/浏览

  发布日期
• if we spent as much money looking for water as we do searching for it,the outcomes might be very different. 已解决

  1/1495

  2020-11-29 12:46
• if we could ever competitively–at a cheap rate–get freshwater from saltwater

  1/2048

  2020-11-29 12:43
• but we still have not found a solution as to how to get water from water without a lot of money.

  1/1823

  2020-11-28 14:25
• but we need aggressive conservation that will buy us time while our inventors get to work.

  1/2589

  2020-11-28 08:11
• 老师请问这句话怎么分析Research budgets have piroritized enery,defense,and health while mostly ignoring water ,even though fixing water would help our energy defense,andhealth problems.

  2/2609

  2020-11-27 12:05