(розм.) усе гаразд, усе йде добре
not to sweat something
personnel strain
bending strain
cubic strain
twisting strain
ultimate strain
volumetric strain
residual strain
unit strain
breaking strain
bucking strain
compression strain
dynamic strain
flexion strain
shear strain
static strain
strain
structural strain
tensile strain
thermal strain
thermoelastic strain
torsional strain