APP	amphiphilic polymer 1
ASP	alkali-surfactant-polymer
CAC	critical aggregation concentration
CDC	capillary desaturation curves
CDG	colloidal dispersion gel
CPDI	centralized preparation and dispersion injection
CNPC	China National Oil Company
DLS	dynamic light scattering
EOR	enhanced oil recovery
FCL	first-class layer in Daqing oilfield
HAWP	hydrophobically associating water-soluble polymer
HCHMW	high-concentration high-molecular-weight polymer flooding
HPAM	hydrolyzed polyacrylamide
IAJN	amphiphilic polymer 2
IORF	incremental oil recovery factor
IR	input–output ratio
KYPAM	comb-type polymer
LSP	low-salinity polymer flooding
LSW	low-salinity water flooding
MW	molecular weight
OOIP	original oil in place
PAIT	polymer alternation injection technology
RF	resistance factor
ROS	residual oil saturation
RRF	residual resistance factor
SCL	second-class layer in Daqing oilfield
SP	surfactant-polymer
SPT	separate-layer polymer-injection technology
SRP	salt-resistance polymer
TCL	third-class layer in Daqing oilfield
TVP	thermoviscosifying polymer