C and φ value of control structural plane
Association of C and C++ Users
BOF Beginning C Of C File
command and control C^2
GBOF General Bill C of C Forms
Q(c) value of coda wave
RLOS Radio Line C Of C Sight
stable isotopes of C and S
Surface layer Concentration of C and N
Transformations of C and N
TSR Terminate C and C Stay C Resident