At greater distances from the sun, the situation is still less certain.

At certain critical stages, and only for sound diagnostic reasons, it may be important to accompany family members in their use of these resources if their problem-solving behavior is to be constructive rather than defeating.

At the same time, another purpose of the conference will be to get certain low-wage countries to control textile exports -- especially dumping of specific products -- to high-wage textile-producing countries.

At first, the creators decided the positions of the necessary points to express the outline, eyes, nose, and so on of a certain person.

At first it was employed as a respectful title for any monk, but it was soon restricted by canon law to certain priestly superiors.

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 the Mongol camp near Kars Andrew had met a certain David, who in December 1248 appeared at the court of King Louis IX of France in Cyprus.

At this time Cossa also had some links with local robber bands, often used to intimidate his rivals and attack carriages, this part of Cossa's life isn't widely known, but gave him certain influence and power in the region.

At certain critical water levels it is possible for connections with surrounding water bodies to become established.

At certain times, London has had no overall city government and boroughs were the main unit of local government for Londoners ; in Tokyo, they are known as wards or cities, and have city status, but these still form parts of a larger municipal government which has merged with that of the prefecture.

At a certain point, reports of an IRA sniper operating in the area were allegedly given to the Army command centre.

At the level of the individual, pressing psychological needs may influence the process, and certain of our universal mental tools may impose epistemic ' blind spots '.

At certain points in the 1970s, " Chicano " was the preferred term for reference to Mexican-Americans, particularly in the scholarly literature.

At certain times of life, the columnar epithelium is replaced by metaplastic squamous epithelium, and is then known as the transformation zone.

At the same time, however, certain Conservative institutions, particularly day schools, have shown significant growth.

At the same time, he mentioned that certain other books, including five deuterocanonical books but also the Didache and the Shepherd of Hermas, while not being part of the canon, " were appointed by the Fathers to be read ".

At various times certain gods became preeminent over the others, including the sun god Ra, the creator god Amun, and the mother goddess Isis.

At the same time, the system's commercial regimentation and focus on glamorous escapism discouraged daring and ambition beyond a certain degree, a prime example being the brief but still legendary directing career of the iconoclastic Erich von Stroheim in the late teens and the ‘ 20s.

At certain intervals February was truncated to 23 or 24 days ; and a 27-day intercalary month, Intercalaris, was inserted immediately after February to realign the year with the seasons.

At home, Frigg went with a certain Mith-Othin and took over Odin's properties, until Odin came back and drove them away.

At one point, Fabius was called by the priests to assist with certain sacrifices, and as such, Fabius left the command of the army in the hands of Minucius during his absence.

At a certain point (~ 70 % crystalline ) the glass-ceramic has a net CTE near zero.

At certain times in the film small vibrators attached to the underside of some seats within the auditorium were activated to give some audience members a tingle.

At certain points, a command would be given to the phalanx or a part thereof to collectively take a certain number of steps forward ( ranging from half to multiple steps ).

At this point during the pre-mission preparations, the Saturn V rocket's three stages were powered up and drinking water was pumped into the spacecraft.

At the earliest stages of brain development, the three areas are roughly equal in size.

At various stages of stellar evolution, the nuclei required for this process will be exhausted, and the core will collapse, causing it to become denser and hotter.

At any rate, the use of infinitesimals was widespread during the formative stages of the Differential and Integral Calculus.

At the various stages of a player's career, a coach will tailor drills to meet the strategic requirements of the team.

At times, dreams may occur during other stages of sleep.

At any given time Emerson is said to have owned several L-100 models, in various stages of repair, to support his act.

* At the end of the playoffs, the winner receives the country's second Champions League place, and the remaining teams receive Europa League berths, entering the competition at different stages according to their playoff finishes.

At the 2008 New York Comic Con, Dan DiDio described how Crisis on Infinite Earths was the first of a trilogy of " Crisis " limited series that showed different stages in the development of the DC Multiverse.

At later stages of the planning process, the IFBs could present a number of annual plans consistent with the participatory planning results, to be chosen by a popular vote.

At the Brazilian Grand Prix, Hill qualified and spent the early stages of the race running second behind Prost, and then took the lead when Prost crashed out, but was relegated back to second by another triple world champion, Ayrton Senna.

At the early stages, the project received positive feedback from other LucasArts employees but according to Tiller, it eventually fell apart because of disagreements on the game style between the productive team and " a particularly influential person " within the management, which lead to a series of " mistakes ".

At 104 seconds after launch, communications with the upper stages was lost and the payload was stripped off followed by the third stage.

At this stage the French and German rocket stages were mere fibre-glass scale models.

* At different stages in his life, Napoleon I of France wrote extensive comments to The Prince.

At the Dunrod TT, sharing the D Type with Dennis Titterington, saw Hawthorn pass Fangio twice, only to lose in the final stages when, running on full tanks, he was passed by Moss ; the D Type's engine failed on the last lap.

At certain development stages they grow branched projections, the dendrites that give the cell its name ( δένδρον or déndron being Greek for " tree ").

At some stages in its history it has dispensed with a principal conductor and worked only with guests.

Looking back at the early stages of his career, Black recalled: "' At one point, I knew I crossed this line out of obscurity and I felt like no matter what happened from that point on I would always be remembered for " Killin ' Time.

At some point during the earlier stages of the 1930's depression, Fred's father lost virtually all he had and the family moved to poorer districts in the city.

At the early stages of filming, stars Connelly and Bowie found it difficult to interact naturally with the puppets they shared most of their scenes with.

At all stages, steps must be taken to ensure that oxygen is neither introduced to nor lost from the sample.

At the latter stages of the qualifying series for the 2006 FIFA World Cup in October 2005, he was re-called back into the national team, though not as captain.