The amount of water that remains after the excess has drained away from the saturated soil is known as the field capacity.
当过量的水从饱和土壤中排出后，余下的水量被称为田间持水量。
2
A set of experimental system used to measure flow field of spiral separator is constructed, with the experimental data, such as the pressure and flow rate of gas and the weight of drained water etc.