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At and low
At another phase in the therapy, when a pathogenic mother-introject began to emerge more and more upon the investigative scene, she muttered in a low but intense voice, to herself, `` I hate that woman inside me ''!!
At low thicknesses a cutting ( or shearing ) phenomenon is often encountered.
At the start of a new industrial age in the 18th century, it was believed that " people are the riches of the nation ", and there was a general faith in an economy that paid its workers low wages because high wages meant workers would work less.
At very low temperatures in the vicinity of absolute zero, matter exhibits many unusual properties, including superconductivity, superfluidity, and Bose – Einstein condensation.
At the time, Abd al-Rahman and Bedr were keeping a low profile, staying in Kabylia, at the camp of a Nafza Berber chieftain friendly to their plight.
At low speeds, the compressibility of air is not significant in relation to aircraft design, but as the airflow nears and exceeds the speed of sound, a host of new aerodynamic effects become important in the design of aircraft.
At a pre-determined point on the missile's trajectory, the payload separates from the missile and deploys a parachute to permit splashdown and water entry at a low speed and with minimum detectable noise.
At the same time annual inflation in the economy was variable and during the last five years ( 2003 – 2007 ) has seen a low of 2. 3 % and high of 7. 3 %.
At this time the games tended to be low scoring, dominated by such pitchers as Walter Johnson, Cy Young, Christy Mathewson, and Grover Cleveland Alexander to the extent that the period 1900 – 1919 is commonly called the " Dead-ball era ".
At sufficiently low temperatures, electrons near the Fermi surface become unstable against the formation of Cooper pairs.
At low refresh rates ( below 50 Hz ), the periodic scanning of the display may produce an irritating flicker that some people perceive more easily than others, especially when viewed with peripheral vision.
At low pressure, there was enough space between the gas atoms that the ions could accelerate to high enough speeds that when they struck another atom they knocked electrons off of it, creating more positive ions and free electrons in a chain reaction.
At Woodside the old station buildings still stand disused, and the original platforms have been replaced by accessible low platforms.
At low volumes, producing a good crash from a cymbal not particularly suited to it is a highly skilled art.
At low tide, the West Winner sandbank is visible, extending a mile out to sea.
At the protein level, the halophilic species are characterized by low hydrophobicity, overrepresentation of acidic residues, underrepresentation of Cys, lower propensities for helix formation and higher propensities for coil structure.
At very low temperatures, honey will not freeze solid.
At our trading houses, too, we mean to sell so low as merely to repay us cost and charges, so as neither to lessen or enlarge our capital.
At night the F layer is the only layer of significant ionization present, while the ionization in the E and D layers is extremely low.
At too low temperature, most LC materials will form a conventional crystal.
At very low amphiphile concentration, the molecules will be dispersed randomly without any ordering.
At slightly higher ( but still low ) concentration, amphiphilic molecules will spontaneously assemble into micelles or vesicles.
At low concentrations blocks the pR promoter ( preventing cro production ).
At low tide it is possible to walk across the sands following an ancient route known as Pilgrims ' Way.

At and velocities
At even faster velocities the object will follow a range of hyperbolic trajectories.
At rifle velocities, a hollow point is not needed for reliable expansion and most rifle ammunition makes use of tapered jacket designs to achieve the mushrooming effect.
At the lower handgun velocities, hollow point designs are generally the only design which will expand reliably.
At these higher velocities, the hardened tip of the shot or shell has to be protected from the initial impact shock, or risk shattering.
At sufficiently high values of the applied field, ions are extracted from the cone tip by field evaporation or similar mechanisms, which then are accelerated to high velocities ( typically 100 km / s or more ).
At the accuracy levels of Hipparcos it is of ( marginal ) importance only for the nearest stars with the largest radial velocities and proper motions, but was accounted for in the 21 cases for which the accumulated positional effect over two years exceeds 0. 1 milliarc-sec.
At these velocities, the correction factors derived using linearized theory breaks down due to a singularity that occurs at a Mach number of 1.
At the low relative velocities characteristic of everyday life, Lorentz invariance and Galilean invariance are nearly the same, but for relative velocities close to that of light they are very different.
At the velocities presently attained, however, time dilation is too small to be a factor in space travel.
At flame velocities near the speed of sound, the energy released is in the form of pressure and the results resemble a detonation.
These terms are also used colloquially by scientists and engineers to describe phenomena that can be neglected as not significant ( e. g., " Of course the rotation of the earth affects our experiment, but it's such a high-order effect that we wouldn't be able to measure it " or " At these velocities, relativity is a fourth-order effect that we only worry about at the annual calibration.
At about the same time, a major Eduard Rubin ( 1846 – 1920 ) with the Swiss Army had invented in 1883 a copper jacketed lead cored and small bore ( 7. 5mm and 8mm ) bullet that could be fired at very high velocities without melting inside a rifle's barrel.
At the end of the given time, the particle has both velocities.
At higher velocities, energy is dissipated by the formation of quantized vortices, which act as " holes " in the medium where superfluidity breaks down.
At non-relativistic scattering velocities the open strings may be described by a low-energy effective action that contains two complex scalar fields that are coupled via a term.
At 200 m, velocity approximates. 380 ACP muzzle velocities.
At this point Einstein brings into play the first screen as well and argues as follows: since the incident particles have velocities ( practically ) perpendicular to the screen S < sub > 1 </ sub >, and since it is only the interaction with this screen that can cause a deflection from the original direction of propagation, by the law of conservation of impulse which implies that the sum of the impulses of two systems which interact is conserved, if the incident particle is deviated toward the top, the screen will recoil toward the bottom and vice-versa.
At low gas velocities, aerodynamic drag on each particle is also low, and thus the bed remains in a fixed state.
At typical handgun velocities, bullets will create temporary cavities with much less than 1 MPa of pressure, and thus are incapable of causing damage to elastic tissues which they do not directly contact.
At a time when the Cartesian system of vortices universally prevailed, he found it necessary to investigate that hypothesis, and in the course of his investigations he showed that the velocity of any stratum of the vortex is an arithmetical mean between the velocities of the strata which enclose it ; and from this it evidently follows that the velocity of a filament of water moving in a pipe is an arithmetical mean between the velocities of the filaments which surround it.
At velocities higher than CFB, particles approach the velocity of the gas.
At high velocities, the opening shock from such a rapid deployment can cause damage to the canopy or injury to the jumper.

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