... 挖井领班 well digging supervisor 钻井承包商 well drilling contractor 钻井监督员 well drilling supervisor ...
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water well drilling contractor 水井钻探承包商 ; 水钻井承包商
The depth in a drilling well at which the drilling contractor receives a lump-sum payment for reaching a particular milestone.
钻井承包商钻达到特定关键点而获得一次性总付款时所到达的井深。
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。
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