أبحث عن أية كلمة، مثال: eiffel tower
 
1.
A portmanteau combining the words Coefficient of Friction. It is popularly used with university students studying physics.
It was first discovered at the University of Regina, by an undergraduate physics education student.
The kinetic coeffrictiont of nickel is 0.53.
بواسطة K.E. McIver مارس 27, 2007