辅音发音过程（一般分为成阻、持阻、除阻三个阶段）中的最后阶段，即阻碍作用的消除，发音器官从某种阻碍状态转到原来静止或其他状态的过程。如发b时，嘴唇由闭而开；发k时，舌根离开硬腭后部。
实验结果证明，除阻聚剂外，其它各物质均可与催化剂产生协同作用，不同程度地提高了稠油的降粘率。
The experiments results shows that any mass, except polymerization inhibitor, has synergetic effect with catalyst and enhanced viscosity reduction rate of extra-heavy oil.
经动态模拟评定试验和现场应用结果表明：该方案具有良好的阻垢缓蚀性能和除油杀菌效果。
The medium dynamic simulated experiment and the application result show that the scheme has good corrosion and scale inhibition performance and has good efficiency to remove oil and bacteria.
该除污器具有高效、低阻、功耗小、成本低的优点，且结构简单，便于推广应用。
The utility model has the advantages of high efficiency, low resistance, less power consumption, low cost, simple structure and wide application ranges.
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