• work on a call-out basis – работать с выездом к заказчику
• operate on a call-out basis – работать с выездом к заказчику
См. также: on a grant basis, on condition of anonymity, on an industrial scale, on an advance payment basis
Interpreters work on a call-out basis and are paid by the hour, with pay scales based on experience. (Chronicle Live)
We offer full planned maintenance contracts for all equipment that we supply, and additionally we can operate on a call-out basis. (soc8.co.uk)
