streak line

streak line

[′strēk ‚līn]
(fluid mechanics)
A line within a fluid which, at a given instant, is formed by those fluid particles which at some previous instant have passed through a specified fixed point in the fluid; an example is the line of color in a flow into which a dye is continuously introduced through a small tube, all dyed fluid particles having passed the tube's end.
References in periodicals archive ?
In addition, Fused Kontacts manufactures a line of contact lenses, principal among them the Tangent Streak line of rigid gas permeable bifocal and trifocal lenses.
Launched on March 18, Foothill Transit's Silver Streak line integrates a host of "SMARTBus" technologies, including automatic passenger counters, GPS vehicle locating system, high definition onboard security cameras and digital destination signs.
Foothill Transit contracted with Parvus for the equipment, installation, and airtime, as well as content filtering, system monitoring, and 1-800 user phone support service to implement access on the Silver Streak line.