A、when approved by the lockmaster
B、when locking downbound
C、at no time
D、during high water only
更多“The dumping of refuse in a lock is permitted（）.”相关的问题
A、 BACKGROUND_DUMP_DEST B、 FOREGROUND_DUMP_DEST C、 CORE_DUMP_DEST D、 USER_DUMP_DEST E、 DIAGNOSTIC_DEST F、 All of the above
A、You need not keep a record of ground garbage dumped into the sea more than 25 miles offshore B、You must keep a record of garbage discharged in port to a shore facility C、You need not keep a record of garbage incinerated on the ship D、You must keep a record of the approximate weight of the garbage dumped
A、the reappearance of the"powwow" B、the legal steps they are taking to recover land and resources that have been grabbed form them illegally C、their refusal to live on reservations D、None of the above
A、USER_DUMP_DEST B、CORE_DUMP_DEST C、ALERT_LOG_DEST D、ALERT_DUMP_DEST E、TRACE_DUMP_DEST F、BACKGROUND_DUMP_DEST
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