boundary layer

常见例句

The problem is that since the increase in the gas content did not occur abruptly, there is no clearly discernible boundary layer.
问题是，气体含量的增加不是突然出现的，因此没有清晰可辨的边界层。
Most of this drag is a result of the chaotic and unpredictable nature of the boundary layer - the layer immediately between the object and the airflow.
大部分的阻力产生于混乱和不可预知的自然边界层之间在物体和气流之间。
Like carbon dioxide, black carbon absorbs sunlight and infrared radiation, trapping heat in the atmosphere -- including the boundary layer closest to Earth's surface.
像二氧化碳一样，黑碳吸收阳光和红外线辐射，将热量滞留在大气中 - 包括最接近地球表面的边界层。

The reason, Bejan told LiveScience, has to do with something called a boundary layer.
MSN: Fastest swimmers make webbed hands out of water
The vortex generators themselves are pins or vanes that protrude from the surface and set up microscopic eddies in the boundary layer.
ECONOMIST: The turbulent world of swimming
When swimmers spread their fingers just right, each individual digit forms its own boundary layer, as if it's "dressed in a sleeve of water that moves with the finger, " Bejan said.
MSN: Fastest swimmers make webbed hands out of water