Shampoo foam stability is thus promoted by an electrostatic double-layer repulsion of opposite sides of the soap film between neighboring bubbles.
因此看来，洗发水泡沫的稳定性来自于相邻泡泡对立面的双层静电斥力。
2
Although they appear spiky, these foam shapes are soft enough to create a comfortable environment for watching a film.
虽然它们看起来很尖锐，但这些泡沫形状足够柔软，可以为观看电影创造一个舒适的环境。
3
The copolymers are widely used as elastomer, film, foam, coating, hot-melt adhesive, water-based adhesive, textile sizing agent, fabric coat and so on.