The design principle and the structural features of the particle size analyser for measuring particles in the tower are described in the paper.
叙述了雾粒粒径测试仪器的设计原理及为进入塔内测试的结构特点。
The particle size of nano CaCO3 was measured by using the laser particle size analyser, and sodium hexametaphosphate (na (PO4) 6) as dispersant.
以六偏磷酸钠为分散剂，使用激光粒度仪对自制针形纳米碳酸钙进行了粒径分析。
The sensitive S-B product of laser particle size analyser was put forward in first place, which is important in the design, research and use for this analyser.
首次提出了具有重要实用价值的敏感空间带宽积概念。并介绍了它的主要应用。
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