The signal man assisting the crane operator has his arm extended with the palm down and holds this position rigidly. This is the signal to __________.
A
hoist
B
swing
C
stop
D
lower
E
İlgili Sorular
A mobile offshore drilling unit will show the dayshape in DIAGRAM 10 to indicate that it is ________...In the horizon system of coordinates what is equivalent to the declination of the equator system?Inferior conjunction is possible for __________.An obstruction on a helideck is any object that might present a hazard to the ______________.Reserve buoyancy is the _________.