Complex pipe can be established by the method of back pressure pigging, caliper.
复杂的管道可采用建立背压的方法进行清管、测径。
In engineering design, the system of flow distribution pipe is very complex.
在工程设计计算中，分配管系统是个十分复杂的过程。
Pipe route design of ship is one of the most complex planning and design task.
船舶机舱管路布置是目前所有规划设计中最为复杂的布置问题之一。
A new manufacture process and application instance of metallurgy integrated complex steel pipe is introduced.
介绍了一种新的冶金结合复合钢管制造工艺及工业应用情况。
A new manufacture process and application instance of metallurgy integrated complex steel pipe is introduced.
介绍了一种新的冶金结合复合钢管制造工艺及工业应用情况。
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