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1·The calculation of steel tubes thickness is an important problem in the design of the high-pressure pipage.

高压输送管路中管壁厚的计算和确定是高压管路设计中的一个十分重要的问题。

2·A theoretic gist for the selection of the steel tubes thickness in the design of high-pressure pipage is presented in this paper.

高压输送管路中管壁厚的计算和确定是高压管路设计中的一个十分重要的问题。

3·This paper introduces planning and optimization design for mining and pipage transportation of underground brine and relevant equipment selection via design practice cases.

通过设计实例介绍了地下卤水开采和输送的方案比较及设备选用的优化设计。

4·Results: The results of multicriteria monitor on the purified water system which is composed of water-produce-system, water-store-system, ultrafiltration-system and pipage- system is up to standard.

结果：透析用水系统中的制水系统、贮水系统、 超滤系统、 管路系统的多指标监测合格。