 |
| |||
| facturation au prorata des travaux; facturation proportionnelle | |||
| facturation par tranche (A method of requesting payment when work progress objectives or rate targets are reached) | |||
|
| |||
| facturation au prorata des travaux; facturation proportionnelle | |||
| facturation par tranche (A method of requesting payment when work progress objectives or rate targets are reached) | |||
