Fine bubble technology — General principles for usage and measurement of fine bubbles — Part 5: Shelled bubble vocabulary
细气泡技术细气泡的使用和测量的一般原则第5部分:带壳气泡词汇
This document specifies the general principles of the definition of bubbles with shells, including the gas-filled structures/particles dispersed in liquids. The shell cited in this document is one created deliberately in manufacturing. Shells created by naturally occurring layers created on the surface of bubbles due to adhesion of bubbles are out of the scope of this document.