Further observation and studies should investigate the formation of biliary sludge, stent shift and obstruction, as well as the degradation product of stent.
对于胆泥的形成，支架的移位和堵塞，以及支架降解产物等问题尚需要进一步的观察和研究。
This paper emphasizes the review of various methods on treatment and reuse of leather sludge, and their effects on the environment, as well as their applied prospects.
着重介绍了国内外制革污泥处理与资源化利用的方法，并对各种方法的环境影响和应用前景作了简要评述。
The experimental results show that PC process, which is characterized with high hydraulic load, good effluent quality, and high sludge concentration, can be well used to treat waterworks wastewater.
研究结果表明，用结团凝聚技术处理水厂生产废水是完全可行的，且具有处理效率高、出水水质好、排泥浓度高等特点。
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