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Unlike turbomolecular pumps and cryopumps, diffusion pumps have no moving parts and as a result are quite durable and reliable.
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Unlike and pumps
Unlike those found in the West, chain pumps in China resembled the square-pallet type instead of the pear-shaped bucket.
Unlike vane pumps, which vane extension is generally important and against which the pressure acts to generate the rotation, the Quasiturbine contour seals have a minimal extension and the rotation does not result from pressure against these seals.
Unlike and diffusion
Unlike other bilaterians, they have no body cavity, and no specialized circulatory and respiratory organs, which restricts them to flattened shapes that allow oxygen and nutrients to pass through their bodies by diffusion.
Unlike the diffusion of paper, however, printing techniques never spread to the Islamic world.
Unlike diffusion and dispersion, which simply spread the contaminant, the retardation factor changes its global average velocity, so that it can be much slower than that of water.
Unlike pearlite, whose formation involves the diffusion of all atoms, bainite grows by a displacive transformation mechanism.
Unlike the Metropolis Monte Carlo method, which has been employed to study systems at equilibrium, the DMC method is used to investigate non-equilibrium systems such as a reaction, diffusion, and so-forth ( Meng and Weinberg 1994 ).
Unlike the historical works, Byzantine chronicles were intended for the general public ; hence the difference in their origin, development, and diffusion, as well as in their character, method, and style.
Unlike and have
Unlike cities and towns, however, they do not have to submit any financial statements to the state Bureau of Audits.
Unlike most such sports rivalries, it appeared to have developed almost spontaneously, although this was not exactly the case.
Unlike the simple counting board used in elementary schools, very efficient suanpan techniques have been developed to do multiplication, division, addition, subtraction, square root and cube root operations at high speed.
Unlike pure metals, most alloys do not have a single melting point, but a melting range in which the material is a mixture of solid and liquid phases.
Unlike the later Christianization of the Saxon and of the Slavs, the Alemanni seem to have adopted Christianity gradually, and voluntarily, spread in emulation of the Merovingian elite.
Unlike the Hamza, the 153 km-long underground river in Mexico's Yucatán Peninsula and the 8. 2 km-long Cabayugan River in the Puerto Princesa Subterranean River National Park in the Philippines have come into being thanks to the karst topography.
Unlike other self-governing Australian territories ( e. g. Norfolk Island, Northern Territory ), the ACT does not have an Administrator.
Unlike most Common-law jurisdictions, the majority of civil law jurisdictions have specialized courts or sections to deal with administrative cases which, as a rule, will apply procedural rules specifically designed for such cases and different from that applied in private-law proceedings, such as contract or tort claims.
Unlike France or Germany, there are no special administrative courts of first instance in the Netherlands, but regular courts have an administrative " chamber " which specializes in administrative appeals.
Unlike in the United States, the Canadian Radio-television and Telecommunications Commission ( CRTC ) and Industry Canada have not set any requirement for maintaining AMPS service in Canada.
Unlike many other statistics, a player's OPS does not have a simple intrinsic meaning, despite its usefulness as a comparative statistic.
Unlike binary-addressed computer main memory, there is nothing in a disk drive that influences it to have a total capacity easily expressed using a power of 1024.
Unlike lawn bowls, bocce balls are spherical and have no inbuilt bias.
Unlike deer, which have branched antlers that they shed annually, bongos and other antelopes have pointed horns that they keep throughout their lifespan.
Unlike lemurids, they have long upper incisors, although they do have the comb-like teeth typical of all strepsirhines.
Unlike the typical menu selections of many other Chinese cuisines, Teochew restaurant menus often have a dessert section.
Unlike fungi, oomycetes typically possess cell walls of cellulose and glucans rather than chitin, although some genera ( such as Achlya and Saprolegnia ) do have chitin in their walls.
Unlike six-wicket croquet, where each time a ball is roqueted a croquet shot must be taken, players have four options after roqueting another ball.
Unlike many Midwestern and East Coast cities, Chicago tends to have wider streets.
Unlike many anime titles, viewers weren ’ t expected to have knowledge of Asian culture — character names, signs, and the like were primarily in English to begin with — or have seen any other anime series prior.
Unlike reforms in the United Kingdom, New South Wales, Tasmania, Victoria, South Australia and soon to be Western Australia, this law does not have a retrospective effect, which is unpopular with some advocates of the reform.
Unlike Swedish and Norwegian, Danish does not have more than one regional speech norm.
Unlike and no
Unlike bony fish, there is no direct control of the pigment cells by the nervous system, and this results in the colour change taking place more slowly than happens in fish.
Unlike office holders ( magistrates ) who could be impeached and prosecuted for misconduct, the jurors could not be censured, for they, in effect, were the people and no authority could be higher than that.
Unlike officeholders, the citizen initiator was not vetted before taking up office or automatically reviewed after stepping down — it had after all no set tenure and might be an action lasting only a moment.
Unlike the other commercial states of the 7th and 6th centuries BC, such as Corinth, Chalcis, Eretria and Miletus, Aegina founded no colonies.
Unlike his sources, Shakespeare gives Banquo no role in the King's murder, making it a deed committed solely by Macbeth and his wife.
Unlike other eastern Indonesian islands, such as Ambon, Solor, Ternate and Morotai, the Bandanese displayed no enthusiasm for Christianity or the Europeans who brought it in the sixteenth century, and no serious attempt was made to Christianise the Bandanese.
Unlike with geographical maps, where many famous projections are known ( such as the Mercator projection ), the calendar projection is a matter of such triviality that no names for these exist in common circulation.
Unlike storage in oil fields or coal beds, no side product will offset the storage cost.
Unlike Association Croquet, there are no additional turns for hitting other balls.
Unlike many other KBO their surface contains large amounts of ice ( H < sub > 2 </ sub > O ) and no or very little tholins .< ref name =" Pinilla-Alonso2009 ">
Unlike in many other European countries, the general image of Święty Mikołaj in Poland is basically no different to the one of the Anglo-Saxon Santa Claus ( he is said to live in the North Pole, wear red clothes and a white beard, use reindeers to pull his sleigh, or enter houses via the chimney ).
Unlike the ETL-based data warehouse, the integrated source data systems and the data warehouse are all integrated since there is no transformation of dimensional or reference data.
Unlike other heliozoans, the microtubules are not in any regular geometric array, there does not appear to be a microtubule organizing center, and there is no distinction between the outer and inner cytoplasm.
Unlike the VOC, the WIC had no right to deploy military troops.
Unlike his father, Feodor had no enthusiasm in maintaining exclusive trading rights with England.
Unlike Maroni, there is no curfew on the Oyapock.
Unlike the feel of pain, which can be fully absent in some human conditions, there is no such condition as congenital absence of fear ( although psychopaths are known to have a much lessened feeling of fear ).
Unlike file sharing systems, there is no need for the uploader to remain on the network after uploading a file or group of files.
Unlike the losses that had been suffered by Minucius, a major loss by Varro had the potential to kill so many soldiers that Rome might have had no further resources with which to continue the war.
Unlike faith healing, advocates of spiritual healing make no attempt to seek divine intervention, instead believing in divine energy.
Unlike Denmark proper, Greenland is no longer part of the European Union.
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