8. Переведите следующие предложения на русский язык, пользуясь словарем:

1. Subsurface engineers (also known as Completion engineers) are a subset within petroleum engineering and typically work closely with drilling engineers.

2. The job of a subsurface engineer is to effectively select equipment that will best suit the subsurface environment in order to best produce the hydrocarbon reserves.

3. Once the hardware has been selected, a subsurface engineer will monitor and adjust the equipment to ensure the well and reservoir produces under ideal circumstances.

4. Subsurface engineers must design a successful well completion system by selecting equipment that is adequate for both downhole environments and applications.

5. In general, a chemical engineer is one who applies and uses principles of chemical engineering in any of various practical applications; primarily with respect to the study of the design, manufacture, and operation of plant and machinery in industrial chemical and related processes.

6. Chemical engineers are now engaged in the development and production of a diverse range of products, as well as in commodity and specialty chemicals.

7. The geological engineer, using the petrophysical data, the seismic surveys conducted during the exploration operations, and an analysis of the regional and environmental geology, develops inferences concerning the lateral continuity and extent of the reservoir.

8. Environmental engineers conduct hazardous-waste management studies to evaluate the significance of such hazards, advise on treatment and containment, and develop regulations to prevent mishaps.

9. Environmental engineers also design municipal water supply and industrial wastewater treatment systems as well as address local and worldwide environmental issues such as the effects of acid rain, global warming, ozone depletion, water pollution and air pollution from automobile exhausts and industrial sources.

10. Environmental "civil" engineers focus on hydrology, water resources management, bioremediation, and water treatment plant design.