The 12-foot low-velocity fog applicator().
A:has a spray pattern 12 feet in diameter
B:can be used in conjunction with both 1-1/2 inch and 2-1/2 inch all-purpose nozzles
C:has a 90°bend at its discharge end
D:has a screw thread end which connects to the all-purpose nozzle
出自:海船船员证