witness mark n. Witness marks on the jack screws that drive the flaps and on other data indicate that Flight 801’s flaps had been placed in the landing setting of 30 deg., according to investigators. [EnglishAviationJargon] [full cite] (Aug. 9, 2007)
witness mark n. Development of a material cutting machine employing an ultrasonic cutting blade that is three times faster than earlier methods. The same equipment automatically marks the material with either witness mark lines or part numbers using an ink-jet process. [EnglishAviationJargon] [full cite] (Aug. 9, 2007)
witness mark n. Stanley Bostitch has developed a fixing gun designed for both industrial and construction applications. Its 23 Gauge Headless Pinner boasts a magazine that needs no adjustment for varying pin lengths and gives a clean finish clear of witness marks. [EnglishConstruction & BuildingsJargon] [full cite] (Aug. 9, 2007)
witness mark n. Will there be a witness marks for the entire length of ground from the other runway to the other? Are you going to do the documenting of that?…Our team is documenting everything from the runway all the way to the final rest. And there are a number of witness marks. Whether it’s tree strikes, ground scars, they’re looking at all of that. [EnglishAviationJargon] [full cite] (Aug. 9, 2007)
witness mark n. 35mm Film Lens…Weighs less than 4.5lbs, perfect for handheld or steadicam operation; has an extremely fast aperture speed of T/2.6, with excellent contrast and color reproduction; has a 320-degree focus rotation with more than 25 witness marks for maximum accuracy; is available in PL and Panavision mount. [EnglishJargon] [full cite] (Aug. 9, 2007)
witness mark n. With a rule draw out a witness mark from each saw cut on the surfaced side of the line boards and plainly write there-on a brief designation of what line of the building the saw cut is on, as “Brick Line.” [EnglishJargon] [full cite] (Aug. 9, 2007)
witness mark n. When recovering evidence for further observation, preservation of any dirt or grease mark on samples can be vital if critical evidence of its past history is not to be lost. Such trace evidence (witness marks) can help in reconstructing past movements of the sample, such as contact with older, perhaps mating parts. [EnglishPoliceJargon] [full cite] (Aug. 9, 2007)
witness mark n. The laminations can be designed to accommodate flipping, or alternation as noted above, to average out asymmetries. The design should incorporate a “witness mark” so that the pattern of alternation is evident. [EnglishJargon] [full cite] (Aug. 9, 2007)
witness-mark n. Wherever you wanted to cut off, the valve gear could e put at that notch or clamped at that place, which will bring the “cut-off” witness mark right for cutting off. [EnglishConstruction & BuildingsJargon] [full cite] (Aug. 9, 2007)