【单选题】
（）should be presented to the Customs officers．
A、Bonded Store List
B、Deratization Certificate
C、Load line Certificate
D、Radio Safety Certificate
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搜题
更多“（）should be presented to the Customs officers．”相关的问题
第2题
A、not be put into operation too early B、be pay adequate attention to C、be used only when necessary D、be coated with certain material
第3题
A、operated continuously while vapors may be present B、operated intermittently to remove vapors C、available on standby for immediate use D、shut down if an explosive mixture is present
第4题
A、A.Toxic gasses may be present B、B.Flammable gasses may be present C、C.Liquid muds may flood adjoining spaces D、D.An oxygen-deficient atmosphere may be present
第5题
A、to windward should be opened and the ones to leeward should be closed B、to leeward should be opened and the ones to windward should be closed C、should be opened D、should be closed
第6题
A、to windward should be opened and the ones to leeward should be closed B、to leeward should be opened and the ones to windward should be closed C、should be opened D、should be closed
第8题
A、rack position should be adjusted B、compensating needle valve should be opened fully compensating C、needle valve should be adjusted to stabilize operation D、speed limiting device should be adjusted
第9题
A、the trunking should be opened up B、should the trunking be opened up C、the trunking should not be opened up D、should the trunking not be opened up
