抗核加固 kàng hé jiā gù

DEFINITIONS

  1. nuclear hardening

CHARACTERS

抗 kàng
HSK 6
resist, oppose, defy, reject
核 hé
HSK 5
seed, kernel, core, nut; atom
加 jiā
HSK 3
add to, increase, augment
固 gù
HSK 5
to become solid, solidify; strength