Example sentences of "[adv] 20 years ' [noun sg] " in BNC.

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1 As an example of AEA 's capabilities , its Environmental Safety Centre has almost 20 years ' experience in all aspects of disposal and treatment of domestic , industrial and toxic wastes , as well as providing consultancy , research and technical services , including environmental audits and assessments , waste management and environmental pollution research on an international basis .
2 There is speculation about new political initiatives , each one a triumph of hope over 20 years ' experience .
3 Kyle , Woll and Llewellyn-Jones ( 1981 ) describe BSL users with over 20 years ' experience of work with deaf people who still describe BSL as a ‘ secret language ’ among the deaf , or ‘ their language ’ , or ‘ low verbal language ’ .
4 Over 20 years ' experience in the manufacture and supply of non-destructive tubular inspection equipment has established NDT Systems as a leader in this industry , with a client base that spans virtually every oil producing region of the world .
5 With over 20 years ' experience in servicing the oil and gas sector , we employ approximately 2,800 personnel worldwide providing engineering and high technology services and products to offshore oil , power generation and general industrial markets .
6 With over 20 years ' experience in servicing the oil and gas sector , we employ approximately 2,800 personnel worldwide providing engineering and high technology services and products to offshore oil , power generation and general industrial markets .
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