This method can acurately simulate the flow direction in gird near river, and can keep the direction of waterflow from crossing the watershed of subdrainage area.
Researchers can precisely measure previously unquantifiable aspects of pitching—everything from the angular velocity of the arm at the shoulder joint to tension on the knees and elbows.
A famous image from Darwin's Origin of Species, written over a century before the dawn of the first computer, precisely embodies the task of evolution in computerese.