这项技术使研究人员能够创造出选择性忽略某些营养成分的溶液，然后观察其对植物的影响。

This technique allows researchers to create solutions that selectively omit certain nutrients and then observe the resulting effects on the plants.

youdao

这些膜技术本质上都是一个过滤程序，就是用一个有非常细小水通道的膜片把污染物离子从溶液里过滤掉。

Each of the membrane technologies is essentially a filtration process in which contaminant ions are filtered from solution using a membrane with very small water passages.

youdao

亚特兰大乔治亚技术研究院的斯瑞尼瓦斯·盖瑞·麦拉正在开发用外部热源把氨从溶液中蒸发出来的系统。

Srinivas Garimella at the Georgia Institute of Technology in Atlanta is developing a system in which external heat is used to boil off ammonia vapour from a solution.

youdao