The external pressure tubular moduel and PS PAN blended membranes were used in the study on the characteristics of hydraulic cleaning in crossflow membrane bioreactor.
采用外压管式聚砜-聚丙烯腈共混超滤膜进行错流膜生物反应器水力清洗特性研究。
The key technology problems for the design of external ball surface lethe, yielding cut hydraulic pressure to lead and low rigidity of the system, were analyzed.
分析了设计外球面车床面临的关键技术问题：液压让刀，系统刚性不足的问题。
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