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At and time
At one and the same time, she was within it but still searching for the drawbridge that would give her entry.
At the prearranged time, Greg started the engine and taxied out.
At the same time, all suggestions that some sort of societal responsibility existed for the welfare of the people within the territorial state was strongly resisted.
At one time she felt impelled to make dances that `` moved all over the stage '', much as Pollock's paintings move violently over the full extent of the canvas.
At the same time, he is plainly sympathetic, clearly friendly.
At the same time the multiple transvestitism involved -- the fat man as girl and as baby, as coquette pretending to be a baby -- touches for a moment horrifyingly upon the secret sources of a life like Jacoby's, upon the sinister dreams which form the sources of any human life.
At the present time, the counter-attack takes the line that there's no more of the true spirit of `` integration '' in the North than in the South.
At the same time, because the personal code of the detective coincides with the legal dictates of his society, because he likes to catch criminals, he is in middle class eyes a virtuous man.
At the time of his capture Helion had on his person a sketchbook he had bought at Woolworth's in New York.
At one time it seemed as if the Soviet Union had done us a favor by providing a striking example of how not to behave towards other peoples and other nations.
At this time Miriam Noel appeared, urging on Constable Henry Pengally, whose name showed him to be a descendant of the Welsh settlers in the neighborhood.
At the same time, I am aware that my recoil could be interpreted by readers of the tea leaves at the bottom of my psyche as an incestuous sign, since theirs is a science of paradox: if one hates, they say it is because one loves ; ;
At this time Harriet wrote in a letter which after their finally landing in India was sent to her mother:
At no time does he seem to have proposed marriage, and Mrs. King was evidently torn between a concern for her daughter's emotions and the desire to believe that the friendship might be continued without harm to her reputation.
At Sounion there is a group of beautiful columns, the ruins of a temple to Poseidon, of particular interest at that time, as active reconstruction was in progress.
At the same time, a major proportion of these young men and women see religion as a means of personal adjustment, an anchor for family life, a source of emotional security.
At no time did I attempt to seek approval or commendation for the members of the Chicago board of election commissioners for the discharge of their duties.
At State College, he had no time to walk among the violets on the water's edge.
At the same time, you have to face facts and realize that a man who's been in the Marine Corps all his life doesn't understand much about politics.
At the same time, his voice betrayed uncertainty about their being here, and conveyed an appeal to whatever is reasonable, peace-loving, and dependable in everybody.
At the same time he started walking the streets, peering at the people passing or shopping at the stalls, storing up fresh impressions of what they looked like, how they moved.
`` At three o'clock if it will be of convenience to you at that time ''.
At the same time, it was unlikely that any businessmen would spend a day in a Christian mission out of mere curiosity.
At the same time another child -- this one of Shelley's brain -- was given to the world: Alastor, a poem of pervading beauty in which the reader may gaze into the still depths of a fine mind's musings.
At the time Alex arrived he was engaged in some sort of intimate communication with the hen, who had settled herself on the nest most peacefully after the occurrences of the morning.

At and temperature
Allotropes of iron, ( alpha iron and gamma iron ) showing the differences in atomic arrangement. At a certain temperature, ( usually between and ), the base metal of steel ( iron ) undergoes a change in the arrangement of the atoms in its crystal matrix, called allotropy.
At Montgomery, in the central region, the average annual temperature is 66 ° F ( 19 ° C ), with a winter average of 49 ° F ( 9 ° C ), and a summer average of 81 ° F ( 27 ° C ).
At the opposite extreme, a transformation of a thermodynamic system can be considered isothermal if it is slow enough so that the system's temperature remains constant by heat exchange with the outside.
At its maximum, the temperature of the spacecraft's heat shield was between.
Carnrick ( 1981 ), The stabilized temperature platform furnace, At.
At room temperature and pressure, barium has a body-centered cubic structure, with a barium – barium distance of 503 picometers, expanding with heating at a rate of approximately 1. 8 /° C.
At that temperature, the vapor pressure of the liquid becomes sufficient to overcome atmospheric pressure and allow bubbles of vapor to form inside the bulk of the liquid.
At standard temperature and pressure, two chlorine atoms form the diatomic molecule Cl < sub > 2 </ sub >.
At room temperature the magnitude of this fractionation is roughly 0. 25 ‰ ( 0. 025 %) per atomic mass unit ( AMU ).
At room temperature, the average speed of these random motions is 10 < sup > 6 </ sup > metres per second.
At standard temperature, pressure and concentration conditions, the cell's emf ( measured by a multimeter ) is 0. 34 V. By definition, the electrode potential for the SHE is zero.
At standard temperature and pressure, hydrogen is a colorless, odorless, tasteless, non-toxic, nonmetallic, highly combustible diatomic gas with the molecular formula H < sub > 2 </ sub >.
At room temperature, honey is a supercooled liquid, in which the glucose will precipitate into solid granules.
At lower altitudes, the increased temperature is like day and night, literally: like starting the morning at the highland daytime high, and then adding the heat of the day, again.
At too low temperature, most LC materials will form a conventional crystal.
At Standard Sea Level conditions ( corresponding to a temperature of 15 degrees Celsius ), the speed of sound is 340. 3 m / s ( 1225 km / h, or 761. 2 mph, or 661. 5 knots, or 1116 ft / s ) in the Earth's atmosphere.
At standard temperature and pressure, two atoms of the element bind to form dioxygen, a very pale blue, odorless, tasteless diatomic gas with the formula.
At standard temperature and pressure, oxygen is a very pale blue, odorless gas with the molecular formula, in which the two oxygen atoms are chemically bonded to each other with a spin triplet electron configuration.
At higher elevations from, the Puna ecoregion, the temperature varies from during the night versus during the day.
At this site, there are four main life zones, delineated on the basis of temperature and precipitation ( Holdridge System ), in the Luquillo Mountains: subtropical wet and subtropical rain forests are found at low and mid elevations, lower montane rain and lower montane wet forests at high elevations.
At this stage, several factors are critical to yield: optimal soil moisture and temperature, soil nutrient availability and balance, and resistance to pest attacks.
At room temperature and pressure, the water jar reaches equilibrium when the air over the water has a humidity of about 3 %.
At the point where liquid begins to condense, the direction of the temperature and pressure curve will abruptly change to trace along the phase line until all of the water has condensed.
At a lower temperature, each strand is then used as the template in DNA synthesis by the DNA polymerase to selectively amplify the target DNA.

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