In the case of an intermediate contract depth, the work to deepen the well would likely be done on a day-rate basis, or a "time and Materials" contract.

如果是中间点合同深度，则对井眼的加深作业可能采取日费合同或“时间和材料”合同。

youdao

In the case of an intermediate contract depth, the work to deepen the well would likely be done on a day-rate basis, or a "time and Materials" contract.

如果是中间点合同深度，则对井眼的加深作业可能采取日费合同或“时间和材料”合同。

youdao