Qisqacha ma'lumot
Reja:
1. Olov usulida portlatishning maqsadi va unga kerakli vositalar.
2. Elektr usulida portlatishning maqsadi va unga kerakli vositalar.
3. Detonasiyalovchi shnur yordamida zaryadlarni portlatish.
Reja:
1. Olov usulida portlatishning maqsadi va unga kerakli vositalar.
2. Elektr usulida portlatishning maqsadi va unga kerakli vositalar.
3. Detonasiyalovchi shnur yordamida zaryadlarni portlatish.
