单项选择题
A.large scale chart B.small scale chart C.ocean chart D.routing chart
What is it called when it is possible to ignite the vap...
单项选择题What is it called when it is possible to ignite the vapour above the oil?（）
A.Flash point B.Boiling point C.Ignition point D.Pour point
Manoeuvring information can not be obtained from（）.A.co...
单项选择题Manoeuvring information can not be obtained from（）.
A.construction plans B.sea trials C.calculation estimates D.SMS procedure file
Fog is likely to occur when there is little difference ...
单项选择题Fog is likely to occur when there is little difference between the dew point and the（）.
A.relative humidity B.air temperature C.barometric pressure D.absolute humidity
