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the same, whether at sea, or during maneuvering adjusted during each hour of operation while at constant RPM higher at sea than while maneuvering lower at sea than while maneuvering
during; leave while; leave during; are away while; are away
during she walked against during she walked towards while she walked against while she walked towards
It was while As soon as While During the time when
Just then It was while Soon after During the time when
in, in after, in after, after in, after
For a while In a while After a while In the meanwhile
while though after during
in a while after while a while later a while after
during low loads after proper oil viscosity is reached during starting after cleaning filters