Engine_2014 : Motor Plants and Auxiliary Boilers - 1925/2614
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| Exhaust valve openings in a two-cycle diesel engine cylinder head are made as large as practical to __________ . |
| A) increase back pressure during the exhaust process |
| B) facilitate periodic replacement of the valves |
| C) reduce the pumping loss associated with scavenging |
| D) reduce tension on valve springs |
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