This production line produces all kinds of pipes which used for water supply, drainage and high voltage cable protection.
该生产线生产各类给水，排水及高压电力线缆护套管材。
They are meant to accommodate not only cars but important infrastructure of all kinds, from water pipes to bus routes.
他们的意图不仅是出于安置车辆更是为了兴建各种重要的基础设施，从水管到巴士路线。
In te rms of two kinds of coherent curves, a group of inequalities to which the length of all the moving pipes ought to be subject, is derived. And the program flowchart is presented.
在提出两类干涉曲线的基础上，建立和推导了管长所应满足的不等式组，编制了电子计算机程序的框图，为热压机活动蒸汽管长度的设计计算提供了方法。
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