Valsts valodas centra izstrādātie transporta, infrastruktūras un sakaru termini

Konteksts: [..] The time during which visual indication is obtained (light time) can be measured directly by a stopwatch. If a continuous recording of a signal level is being made, a knowledge of the chart speed will enable the time for which the predetermined value of the signal level is exceeded to be scaled directly from the chart. The coverage may be converted into time at a reference air speed or distance as follows: [..]