Akutnhom de D1, D2 ku A2 ye käke kɔc tɔ̈ɔ̈u tɔ̈ɔ̈u tɔ̈ɔ̈u tɔ̈ɔ̈u tɔ̈ɔ̈u tɔ̈ɔ̈u tɔ̈ɔ̈u A cï looi në GB150 "steel pressure container", "container regulation", ye nyuɔɔth kä ye kek looi: vertical, horizontal air storage tank, liquid ammonia storage tank and other pressure equipment. A cɔl volume (M3): 0.5, 1, 2, 10, 15, 20 ~ 200; Tɔŋ ye cɔl MPa: 0.6, 1.0, 1.6, 2.5, 4.0, 6.3.