| 31. | Diesel-hydraulic locomotives are less efficient than diesel-electrics.
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| 32. | The complete hydraulic failure left the landing gear lowering mechanism inoperative.
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| 33. | The associated steam raising plant and hydraulic pumps have been removed.
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| 34. | He constructed a hydraulic forge at Moyeuvre-Grande in 1323.
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| 35. | Thrusters, like main propellers, are reversible by hydraulic operation.
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| 36. | The hydraulic pressure changed according to engine speed and intake pressure.
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| 37. | The exhaust camshaft timing is still controlled using a hydraulic actuator.
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| 38. | New hydraulic valve adjusters and twin plug cylinder heads were used.
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| 39. | The uspension consisted of conventional leaf springs with hydraulic shock absorbers.
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| 40. | The composition is typically compressed using an arbor or hydraulic press.
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