Modem engines make use of exhaust gas driven turbo-chargers to supply pressurized fresh air for （） and supercharging.<br>A:scavenging<br>B:starting<br>C:cooling<br>D:blowing

Modem engines make use of exhaust gas driven turbo-chargers to supply pressurized fresh air for （） and supercharging.
A:scavenging
B:starting
C:cooling
D:blowing

出自：海船船员证

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