jet hole

jet hole

[′jet ‚hōl]
(engineering)
A borehole drilled by use of a directed, forceful stream of fluid or air.
References in periodicals archive ?
2] D = Jet hole diameter, m H = Jet to target spacing, m [h.
Effect of Jet Hole Arrays Arrangement on Impingement Heat Transfer" M.
Then seal the siphon jet hole with another glob of putty and pour a bottle of lime remover into the overflow pipe (Photo C).
One is the row of rinse holes under the rim, and the other is the priming jet hole in the bottom of the bowl.
Finally, clean the priming jet hole at the bottom of the bowl.
Use a water hose or piece of pipe to jet holes in the ground 18 inches deep; place cuttings in the holes; sift fine soil around them.
Screw in the gas jets in decreasing order of gas jet holes until the rifle operates and ejects normally.
Redesigning the size, shape, and angle of trapways, the location and direction of rim and jet holes, and tank and bowl water levels have improved siphons in gravity toilets.
Another problem that occurs in spunlacing is the scaling or corroding of the jet holes.