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The Efficient Engineer on MSN1 小时Opinion
Understanding Aerodynamic Drag
Drag and lift are the forces which act on a body moving through a fluid, or on a stationary object in a flowing fluid. We call these aerodynamic forces (if the fluid is a gas) or hydrodynamic forces ...
Electrified tribotesting with the UMT TriboLab uncovers the complex relationship between electrical conditions and lubricant ...