The development of the shell for the petroleum drilling machine is one of the developing projects in our company.
石油潜孔钻壳体的研制是我公司新产品开发项目之一。
The invention relates to the application of a high-strength structure steel in the design and manufacturing of the derrick of a petroleum drilling machine.
本发明涉及一种高强度结构钢在石油钻机井架设计制造中的应用。
Petroleum drilling project is a complex human-machine-environment system, so there are various uncertain factors in the process of production.
石油钻井工程是一个复杂的人-机-环境系统，生产过程中存在着各种不确定因素。
Petroleum drilling project is a complex human-machine-environment system, so there are various uncertain factors in the process of production.
石油钻井工程是一个复杂的人-机-环境系统，生产过程中存在着各种不确定因素。
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