For this reason, the more uncertain skywave service was denominated `` secondary '' in our rules, as compared to the steadier, more reliable groundwave `` primary service '', and, for both skywave service and skywave interference, signal strength is expressed in terms of percentage of time a particular signal-intensity level is exceeded -- 50 percent of the time for skywave service, 10 percent of the time for skywave interference.

For example, steel is stronger than iron, its primary element.

For some time in the early 1990s, the Mac was a primary client on the rapidly expanding Internet.

For isotopes lighter than 112 u, the primary decay mode is electron capture and the dominant decay product is element 47 ( silver ).

For example, NASA's workhorse space shuttle used cryogenic hydrogen / oxygen propellant as its primary means of getting into orbit, and all of the rockets built for the Soviet space program by Sergei Korolev used liquid oxygen as their oxidiser.

For example, the Chinese character for " mother " ( 妈 ) is sorted as a six-stroke character under the three-stroke primary radical ( 女 ).

For Jews, the Torah-written and oral-is the primary guide to the relationship between God and man, a living document that has unfolded and will continue to unfold whole new insights over the generations and millennia.

For Adorno and Horkheimer state intervention in the economy had effectively abolished the tension in capitalism between the " relations of production " and " material productive forces of society ," a tension which, according to traditional critical theory, constituted the primary contradiction within capitalism.

For Chrétien, Arthur's chief court was in Caerleon in Wales ; this was the king's primary base in Geoffrey of Monmouth's Historia Regum Britanniae and subsequent literature.

Under the Education For All programs driven by UNESCO, most countries have committed to achieving universal enrollment in primary education by 2015, and in many countries, it is compulsory for children to receive primary education.

For example, the putative primary role of Buchnera is to synthesize essential amino acids that the aphid cannot acquire from its natural diet of plant sap.

For example, primary explosives are so sensitive that they need to be stored and shipped in a wet state to prevent accidental initiation.

For example, patients with primary reading epilepsy have seizures triggered by reading.

For example, the law on primary education lists the subjects to the taught, and the regulation specifies the required number of teaching hours.

For example, in the Austrian view — often shared by neoclassical and other " free market " economists — the primary factor of production is the time of the entrepreneur, which, when combined with other factors, determines the amount of output of a particular good or service.

For the first 2-3 weeks the mother acts as the primary caregiver until the father takes over most of the responsibilities except for nursing.

For the last 100 years, there has been a substantial shift from the primary and secondary sectors to the tertiary sector in industrialised countries.

: For Islamists, the primary threat of the West is cultural rather than political or economic.

For more casual use of leet, the primary strategy is to use homoglyphs, symbols that closely resemble ( to varying degrees ) the letters for which they stand.

For her primary education she attended the John Thomas Dye School in Bel-Air.

For primary sources see also External links below.

For some, the primary instrument of choice was either the aulos or the lyre ( the latter of which was the most revered instrument to the Ancient Greeks ).

For example, the Giant Magellan Telescope will have seven 8. 4 meter primary mirrors, with the resolving power equivalent to a optical aperture.

For example, a PET or fMRI scan of a person who claims to be hearing voices may show activation in the primary auditory cortex, or parts of the brain involved in the perception and understanding of speech.

For a girl in puberty, during thelarche ( the breast-development stage ), the female sex hormones ( principally estrogens ) promote the sprouting, growth, and development of the breasts, in the course of which, as mammary glands, they grow in size and volume, and usually rest on her chest ; these development stages of secondary sex characteristics ( breasts, pubic hair, etc.

There is a secondary school in Islington, London which is named after her: Elizabeth Garrett Anderson Language College For Girls.

For example, a drug may influence a secondary clinical endpoint, such as a test result ( blood pressure, glucose or cholesterol levels ), without having the power to show that it decreases overall mortality or morbidity in a population.

For this reason land warfare played a secondary role in the First Punic War.

For a time, Iceman became stuck in this ice form, due to a secondary mutation.

For example, labour law may restrict secondary picketing ( picketing a business not directly connected with the dispute, such as a supplier of materials ), or flying pickets ( mobile strikers who travel to join a picket ).

For a small island of 1 865 km < sup > 2 </ sup >, there are 2 066 km of roads in Mauritius, of which 48. 5 % are main roads, 28. 7 % are secondary roads, 3. 6 % are motorways and the remaining 19. 2 % are made up

For years, Native people on U. S. television were relegated to secondary, subordinate roles.

For many decades the consensus was that liberalism, especially that of John Locke, was paramount and that republicanism had a distinctly secondary role.

For data transmission lines ( TxD, RxD and their secondary channel equivalents ) logic one is defined as a negative voltage, the signal condition is called marking.

For the same reason, BSE imaging can image colloidal gold immuno-labels of 5 or 10 nm diameter, which would otherwise be difficult or impossible to detect in secondary electron images in biological specimens.

For example, someone might join a religious group primarily because their spouse or partner has done so ; such a person would be a secondary convert.

For example, if an impedance Z < sub > s </ sub > is attached across the terminals of the secondary coil, it appears to the primary circuit to have an impedance of ( N < sub > p </ sub >/ N < sub > s </ sub >)< sup > 2 </ sup > Z < sub > s </ sub >.

For secondary thermometers knowledge of the measured property is not sufficient to allow direct calculation of temperature.

For example, encoding the name " Smith " yields a primary code of SM0 and a secondary code of XMT, while the name " Schmidt " yields a primary code of XMT and a secondary code of SMT -- both have XMT in common.

For the secondary of a large nuclear weapon, the higher critical mass of less-enriched uranium can be an advantage as it allows the core at explosion time to contain a larger amount of fuel.

For example, the Microsoft Pascal system consisted of two compiler passes and a final linking pass ( which could take minutes on systems with only floppy disks for secondary storage ).

For the primary market to thrive, there must be a secondary market, or aftermarket that provides liquidity for the investment security — where holders of securities can sell them to other investors for cash.

For example, researchers have identified several pairs of peptides that are unstructured in isolation, but adopt stable secondary and tertiary structure upon forming a disulfide bond between them.

For instance we might follow the statement " an integer can be factored as a product of prime numbers " with " the product is unique up to ordering ", meaning the order of the operands is irrelevant, integers and their prime factorization are ; or we might say " the solution to an indefinite integral is, up to addition by a constant ", meaning that the constant is not the focus here, the solution is, and that the addition of a constant is to be regarded as a background, of secondary focus.

For white wines, the major grapes grown are rolle blanc, roussane, spagnol, and mayorquin ; the secondary grapes are clairette, bourboulenc, chardonnay, pignerol, and muscat.

For this very reason, the question as to whether deafness is physical impairment or personal tragedy to be overcome is secondary to medical doctors and health professions.