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Aerospace engineering requires in-depth skills and understanding in physics, mathematics, aerodynamics and materials science. These professionals must be familiar with advanced materials such as metal alloys, ceramics, polymers and composites, the BLS said.
The EH-L can also operate with. an existing hydraulic power unit; the HPU must operate with. compatible hydraulic fluid and pressures. EH-L actuators are specifically designed for two-position and. emergency shutdown (ESD) applications with the option of. partial stroke testing for globe, gate valves and dampers.