Once a prototype has passed the tests at a certification lab, and that model is being constructed under the control of a certified quality system, the device is entitled to bear a CE mark, indicating that the device is believed to be safe and reliable when used as directed.

Once memory theories like the Atkinson-Shiffrin memory model and Baddeley's working memory model were established as a theoretical framework in cognitive psychology, new cognitive frameworks of learning began to emerge during the 1970s, 80s, and 90s.

Once viewed as a model of international cooperation, in recent decades the IBWC has been heavily criticized as an institutional anachronism, by-passed by modern social, environmental and political issues.

# Once a theoretical model has been established, it is often modified to explain contradictory data so that it may no longer represent the analogy on which is was based.

Once a model makes it to the mainboard, they start earning more due to the diversity of their work.

Once the go-ahead had been given, a small team was put together to implement Wilson's model in hardware.

Once the production model design was finalized, the trucks were manufactured between 1959 and 1975 and were exported all over the world.

Once viewed as a model of international cooperation, in recent decades the IBWC has been heavily criticized as an institutional anachronism, by-passed by modern social, environmental and political issues.

Once viewed as a model of international cooperation, in recent decades the IBWC has been heavily criticized as an institutional anachronism, by-passed by modern social, environmental and political issues.

Once General Tire sold the network in 1957, Mutual's ownership was largely disconnected from the stations it served, leading to a more conventional, top-down model of program production and distribution.

Once the children were given the opportunity to play, results showed that those exposed to the aggressive model were more likely to imitate what they had seen, and to behave aggressively toward the doll.

Once a truly successful model has been designed, the aim is to sell the houses in conjunction with the “ 502 Direct Loan ” provided by the Rural Housing Service.

Once a basic grammar had been learned, the networks could then parse complex sentences by predicting which words would appear next according to the dynamical model.

Once an agency decides to hire a model, she or he will provide photographs or pose for a photographer.

Once the tank was filled a plunger attached to a jet nozzle within the tank could be pumped forcing two model dolphins attached to a plastic guide to jump out of the water and through the air.

Once the coding model has been accepted as law, it loses copyright protection and may be freely obtained at no cost.

Once a requirement is expressed as an LTL formula, a model checker can automatically verify this property against the model.

Once a player has been identified and tagged as the target, a series of calculations are performed to take the three dimensional location of a single coordinate within this model and convert it to a two dimensional set of coordinates.

Once the face is detected, the model is laid over the face and the system is able to track face movements.

Once the graph is constructed, it is used to form a stochastic matrix, combined with a damping factor ( as in the " random surfer model "), and the ranking over vertices is obtained by finding the eigenvector corresponding to eigenvalue 1 ( i. e., the stationary distribution of the random walk on the graph ).

Once a satisfactory model is found, it should be double checked by applying it to a different data set.

Once seated, the rider pulls down the harness, which ( like the Vekoma model ) locks into slots in the sides of the armrests.

Once this post-translational modification process has been completed, the protein begins to fold ( sometimes spontaneously and sometimes with enzymatic assistance ), curling up on itself so that hydrophobic elements of the protein are buried deep inside the structure and hydrophilic elements end up on the outside.

Once the basic variegated anatomical structure of the brain is laid down during early development, it is more or less fixed.

* Once the speech content is known and the structure is determined, the next steps involve elocutio ( style ) and pronuntiatio ( presentation ).

Once the protein is produced, it can then ' fold ' to produce a specific functional three-dimensional structure.

Once an area of almost tribal allegiance to different schools of thought, today there is wide spread consensus about the structure of personality assessment and its status within the framework of the cross disciplinary progress being made in our understanding of Human Nature.

Once we know what kind of mathematical structure we are concerned with, we should be able to pinpoint what mappings preserve the structure.

Once in space, the KKV could extend a folded structure similar to an umbrella skeleton of 4 m ( 13 ft ) diameter to enhance its effective cross section.

Once firmly established, a norm becomes a social fact, and thus, a part of the group's operational structure, and is difficult to change.

Once this figure is computed, the creases which are then used to obtain the base structure can be added.

Once opposition from British European Airways ( BEA ) to the carriage of passengers travelling without vehicles was overcome, a new fare structure was introduced.

Once the disc has some level of variation in thickness, uneven pad deposition can accelerate, sometimes resulting in changes to the crystal structure of the metal that composes the disc in extreme situations.

File: Once the Pike County ( Ohio ) Court House The structure was completed in 1819. jpg | Old Court House, completed in 1819.

Once the excavation was complete, the wall or tower being undermined would be collapsed by filling the excavation with combustible material that, when lit, would burn away the props leaving the structure above unsupported and thus liable to collapse.

Once found, it confers immense bonuses to the player capable of breaking a stalemate: the grail can be taken back to a town and used to build a special structure, while the ultimate artifact provides the bonuses directly through possession.

Once recorded, I ’ d listen back and use cues from the improv — the dynamic and so on — to dictate the structure of the piece.

Once the dimensional requirement for a structure have been defined, it becomes necessary to determine the loads the structure must support.

Once in space, the KKV extended a 4 m ( 13 ft ) diameter structure similar to an umbrella skeleton of to enhance its effective cross section.

Once threatened with demolition, it is now a Grade 2 listed building, though the removal of the embankments at either end have left it an oddly isolated free-standing structure surrounded by fields.

Once the total number of available electrons has been determined, electrons must be placed into the structure.

Once the structure has been broken, the particles move with the liquid under viscous forces.

Once it has been brought into sustainable connection with a structure of prejudgment, music simply becomes meaningful .”

Once a leak has formed due to corrosion of the outer steel shell, potassium hydroxide absorbs carbon dioxide from the air to form a feathery crystalline structure of potassium carbonate that grows and spreads out from the battery over time, following along metal electrodes to circuit boards where it commences oxidation of copper tracks and other components, leading to permanent circuitry damage.