Wiktionary
micromechanics
n. 1 The design and manufacture of micromechanisms 2 The study of the microscopic behaviour of components of composite materials
Wikipedia
Micromechanics
Micromechanics (or, more precisely, micromechanics of materials) is the analysis of composite or heterogeneous materials on the level of the individual constituents that constitute these materials.
Usage examples of "micromechanics".
Now, however, advances in nanotechnology, lightweight energy-absorbent materials, and micromechanics had made the flying microbots a reality.