A、yellow lights at each end
B、two red lights in a vertical line
C、a black ball
D、a diamond shape
更多“A partly submerged vessel or object being towed，which is not readily noticeable，shall show （） .”相关的问题
A、（∂U/∂V）T=0 B、（∂U/∂p）T=0 C、（∂U/∂T）V=0 D、（∂U/∂T）p=0
A、A.yellow lights at each end B、B.two red lights in a vertical line C、C.a black ball D、D.a diamond shape
A、A.submerged rock，not dangerous to navigation B、B.sunken wreck，not dangerous to navigation C、C.towed-under buoy D、D.All of the above
A、A.submerged rock, not dangerous to navigation B、B.sunken wreck, not dangerous to navigation C、C.towed-under buoy D、D.All of the above
A、wash it with fresh water and apply an external source of heat B、renew the windings C、send it ashore to an approved service facility D、rinse all electrical parts with a carbon tetrachloride cleaning solvent and then blow dry the motor with compressed air
A、A.CREATE UNIQUE INDEX idx_partno ON parts(part_no) B、B.CREATE UNIQUE INDEX idx_partno ON parts(part_name ASC) C、C.CREATE UNIQUE INDEX idx_partno ON parts(part_name, part_no ASC) D、D.CREATE UNIQUE INDEX idx_partno ON parts(part_no, part_name ASC)
A、A.submerged hulls B、B.quarters C、C.columns and upper structure D、D.submerged connecting structures
A、A.wash it with fresh water and apply an external source of heat B、B.renew the windings C、C.send it ashore to an approved service facility D、D.rinse all electrical parts with a carbon tetrachloride cleaning solvent and then blow dry the motor with compressed air
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