Idanwo Ẹjẹ Hydrogen

Hydrogen Cell Experiment Featured Image

E12.2001

Apejuwe Kukuru:

Fi imeeli ranṣẹ si wa

Ọja Apejuwe

Ọja Tags

Iwọn 15 * 30, Iga 19cm

Ti tẹlẹ: Demo Wave Demo

Itele: Ripple Tank

Kọ ifiranṣẹ rẹ si ibi ki o firanṣẹ si wa

Awọn isori awọn ọja