充填因数 chōng tián yīn shù

DEFINITIONS

  1. complementary factor

CHARACTERS

充 chōng
HSK 5
fill, be full, supply
填 tián
HSK 4
fill in, fill up; make good
因 yīn
HSK 2
cause, reason; by; because (of)
数 shù
HSK 3
number; several, count; fate