【单选题】Maintaining the lowest possible scavenging air temperature at all times is not recommended due to the possibility of the ____. prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
air charge density becoming too high
B.
piston crown surfaces becoming too cold
C.
formation of excessive quantities of condensate
D.
compression pressure being greatly reduced prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
【简答题】选择合适词组的适当形式填空。 put up agree on take part in depend on a symbol of go through thank for at the bottom of decorate with turn off 1.Most of the students like to outdoor...