单项选择题
A.contract B.charter party C.satisfaction D.agreement
Litmus paste is used in order to determine().A.innageB....
单项选择题Litmus paste is used in order to determine().
A.innage B.thievage C.ullage D.the tank's datum point
Joiner bulkheads on a vessel provide().A.compartmentali...
单项选择题Joiner bulkheads on a vessel provide().
A.compartmentalization B.watertight integrity C.structural support D.tank boundaries
Individual wires,used in systems greater than 50 volts,...
单项选择题Individual wires,used in systems greater than 50 volts,().
A.should be supported at 24 inch intervals with plastic tie wraps B.should never be located in a tank C.must be installed in conduit D.All of the above