binary-path or multi-path

Bye-path value (By-path valve)

join-graph of path and path

light path and optical path length control mirror

the unite of path and path graphs P(m)∨P

~(16)N leak rate

1-Leak Detector

a gas leak

a leak from pipeline

A leak of liquefied ammonia

accident of well leak

Acid Leak-off

Acidizing Fluid Leak-off

acoustic emission leak locator

Acoustic leak detection

Acoustic leak detection system

adjacent channel leak-age ratio(ACLR)

adjustable leak

air inlet leak