You need to provide more context, but from what you have here I would say that "a pipe tracking assembly" is either a moving assembly made from tubular components or pipes--- or a moving assembly mounted to a pipe.
February 9, 2012
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I need to know (1) what it is and (2) figure out what this is called in Russian! The first part of the task is always much more confusing :)
February 7, 2012
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It is not very clear what you want to know. You want to know how to say this in other language or want to know what is it?
February 7, 2012
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