检查

check; test; inspect; examine; review; audit; survey; vet; monitor; screen; see; suss; look; process; probe; censor; check up; testing; inspection; exam; examination; checkup; check-up; scrutiny; policing; censorship; screening

样品

sample; specimen; model; pattern; prototype; swatch; exponent; showpiece

质量

quality; level; mass; calibre; qualitative