THE GREATEST GUIDE TO LONG‑TERM THERMAL FATIGUE TESTING

air present, current of air, wind - air going (from time to time with appreciable pressure) from a place of high force to a place of low tension; "trees bent beneath the intense winds"; "when there is absolutely no wind, row"; "the radioactivity was staying swept upwards because of the air existing and out in to the atmosphere"The proportionate dif