The research results will provide references to tunnel waterproofing and drainage system design in high water pressure and water-enriched regions including subsea regions.
研究成果对类似高水压富水区以及海底隧道防排水设计具有一定的参考价值和借鉴作用。
Lined PVC waterproofing sheets can be extruded by the special atmospheric pressure die to offer dependable performance, stable quality and complete in specifications.
树脂通过挤塑机经特气压殊模具一次挤压而成，产品质量稳定、性能可靠、规格齐全。
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