Prior to construction, delineate and mark all property boundaries and underground utilities.
在建造之前,画出并标出所有的财产边界和地下设备。
However, prior to construction, the project had undergone more than 20 years of feasibility studies.
然而,在施工前,该项目已经经过了长达20多年的可行性研究。
Meticulous planning and broad base consultations had been carried out prior to construction, to the extend of using foreign engineers.
水利工程建造之前经过了精心规划和广泛的咨询,包括外国工程师们。
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