Terms for subject Oil and gas containing In personnel

English	Russian
non-staff personnel performing occasional works in servicing and maintenance	временный персонал (MichaelBurov)
non-staff personnel performing occasional works in servicing and maintenance	персонал подрядчика (MichaelBurov)
non-staff personnel performing occasional works in servicing and maintenance	персонал, выполняющий разовые работы по обслуживанию и обеспечению работы