以灰熔聚流化床粉煤气化工艺为背景，概括了射流床内床层动力学、射流特性以及密相中的气泡性质的研究进展。
In terms of ash agglomerating fluidized bed fine coal gasification process, the fluid dynamics, jet behavior and bubble property are reviewed in this paper.
蓬松渐密的纤维结构，保证了较高的聚尘率及较大的容尘量，有效延长其后端中效过滤器的使用寿命。
The flexible and progressive fiber structure makes sure the highest dust holding in order to maximize the working life of the terminal medium efficiency filters.
蓬松渐密的纤维结构，保证了较高的聚尘率及较大的容尘量，有效延长其后端中效过滤器的使用寿命。
The flexible and progressive fiber structure makes sure the highest dust holding in order to maximize the working life of the terminal medium efficiency filters.
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