Trenchless technology

https://www.wikidata.org/wiki/Q681566

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Chemistry 28.4M papers	Engineering 23.9M papers	Organic chemistry 12.8M papers	Environmental science 7.7M papers
Mechanical engineering 5.3M papers	Environmental engineering 949k papers	Pipeline transport 54.8k papers
Current
Trenchless technology 2,035 papers
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