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Please enter the text drilling engineering design is an important part of the petroleum engineering, is an important guarantee to ensure that oil and gas drilling project smooth implementation and quality control, drilling operations must follow the principle is the basis for the organization drilli

Please enter the drilling engineering design is an important part of petroleum engineering, is to ensure that oil and gas drilling project important guarantee for the smooth implementation and quality control, is drilling construction principles that must be followed, is the basis for organization o

Please input the article well drilling engineering design is a petroleum engineering important part, is guarantees the oil gas well drilling project smooth implementation and the quality control important guarantee, is principle which the well drilling construction work must follow, is organizes the

Please enter the drilling engineering, petroleum engineering, an important part of oil and gas drilling is to ensure that projects are successfully implemented and quality control in construction is that of drilling operations must be guided by the principle of organization and production drilling t

Please enter the drilling engineering design is an important part of petroleum engineering, is to ensure that oil and gas drilling project important guarantee for the smooth implementation and quality control, is drilling construction principles that must be followed, is the basis for organization o