ụlọ anọ ụlọ ọrụ na-ewu iko ákwà mgbochi mgbidi na-eri
Nkọwa dị mkpirikpi:
Nkọwa ngwaahịa
Mkpado ngwaahịa
Ugo ụlọ ọrụ ụlọ okpukpu anọákwà mgbochiụgwọ mgbidi
Njirimara ngwaahịa & Uru
1. Nguzogide nrụrụ ikuku
2. Mmiri mmiri ozuzo (mmiri siri ike)
3. Ikuku ntinye (ikuku tightness)
4. Nrụrụ n'ime ụgbọ elu (seismic resistance)
5. Thermal engineering (ọkụ nchekwa)
6. Mkpuchi ụda
7. Nchekwa ọkụ
8. Mgbochi ọkụ
9. Nchekwa gburugburu ebe obibi
10. Ntinye ụda
11. Mara mma na ịchọ mma
12. Nchekwa ike