low concentration

常见例句

Low concentration, low pressure.
低浓度，低压强。
In some cases, even a low concentration of green tea was effective.
在某些例子中，即便是低浓度的绿茶都有效果。
While any residues detected have been rare, and of low concentration, milk is of special concern because it is a staple of children\'s diets.
由于它是作为儿童的主要饮食之一，所以当它被检测出有任何的残留量，即使是稀少的，低浓度的，它也是会受到特别的关注。

They move from regions of high concentration to regions of low concentration by this natural flow down a concentration gradient.
从高浓度区域,向低浓度区域流动,顺浓度梯度流动
耶鲁公开课 - 生物医学工程探索课程节选

The low concentration of methane is in line with other studies of the Martian atmosphere performed by other instruments.
FORBES: Curiosity Sniffs The Martian Atmosphere But Finds No Sign Of Life
It is the process of moving water from an area with a low concentration of dissolved material, such as salt, to a place with a high concentration, by passing through a membrane.
FORBES: Getting Power From Salty Water
Overall efficiency of the system is extremely low currently, thanks to a low concentration of those photon-catching structures, but individually they capture about 40 percent of the light's energy, meaning a higher concentration could make for very hearty soup indeed.
ENGADGET: Self-repairing solar cells could also fix our energy dependency