Shirabe

補強ほきょう

Common Noun Irregular Transitive
English jmdict
1
noun (common) (futsuumeishi)noun or participle which takes the aux. verb surutransitive verb reinforcement;strengthening
コンクリートは中に鋼鉄の棒を入れる事で補強される。
Concrete can be reinforced by putting steel bars inside it.