滤层 [
lǜ céng]
filtering layer
- 观察反冲洗膨胀率、冲洗强度及滤层分布情况。测定滤后水浊度及水头损失。
Observing wash degree, bulging ratio and distributing of filtrating material. Measure turbidity of filtrate and reduction of hydraulic pressure. - 可保持麦芽壳皮完整,形成疏松高效的过滤层,滤层厚度可增加15-20%。
Maintaining malt shell's intergrity and forming loose filter layer whose thickness may increase 15-20%. - 结果表明,宽度不大的裂缝在合适的反滤层保护下,能防止心墙土体被水流冲刷。
It is conclued that the filter layer can protect the core wall of earthrock dam from flow erosion.
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