The contract depth is specified in a legal agreement between the operator, who pays for the well, and the drilling contractor, who owns and operates the drilling rig.
合同深度特规定在作业商(为井眼付款方)与钻井承包商(钻机拥有并作业的一方)的法定合同中。
2
CONTRACTOR to provide detailed description and schematics of minimum requirements for access road and drilling location as appendix to contract.
承包商对于通路和井位，要提供最低要求的详细说明以及示意图，并作为此合同的附件。
3
This paper discusses the breakeven point engineering volume, break even point unit price, profit and operating safety ratio in the contract of drilling engineering.