单词 | variable quantity |
例句 | A formula is an equation expressing a relationship between constant and variable quantities. College Algebra with Corequisite Support 2020-09-23T00:00:00Z Be sure not to substitute a variable quantity for one of the variables until after finding an equation relating the rates. Calculus, Volume 1 2016-03-30T00:00:00Z Fifty percent of Cl– and variable quantities of Ca++, Mg++, and HPO2 − are also recovered in the PCT. Anatomy and Physiology 2013-06-19T00:00:00Z Uhlenbeck is legendary for her skill with partial differential equations, which link variable quantities and their rates of change, and are at the heart of most physical laws. Soap-bubble pioneer is first woman to win prestigious maths prize 2019-03-18T04:00:00Z Xylose, also called wood sugar, is abundant in nature, being present in variable quantities in most plants. Sweet hydrogen: how sugar could fulfil our energy needs 2013-07-19T06:00:11Z The persistent study of constant properties, which were not natural data, but mental conceptions formed by the elimination of variable quantities, led to results which had not to be abandoned. Transcendentalism in New England A History 2012-02-18T03:00:16.210Z The period is a variable quantity—from one to over fifty years. In Jeopardy 2012-01-04T03:00:35.013Z The cost of the horses is about �120 to �200, a variable quantity, depending so much on the temper and quality of the bulls. Wild Spain (Espa?a agreste) Records of Sport with Rifle, Rod, and Gun, Natural History Exploration 2011-12-05T03:00:38.980Z In a conspicuous way the feathered hosts, valuable for food, were migratory, thus again introducing a variable quantity into the lives of the aborigines. North America 2011-05-05T02:00:20.027Z In many measurements what is sought is not the value of a single quantity, but the relation between the values of two variable quantities. The New Gresham Encyclopedia Volume 4, Part 2: Ebert to Estremadura 2011-04-14T02:00:56.200Z This watery vapor contains a variable quantity of animal matter, the exact nature of which is unknown; but when collected it speedily putrefies and becomes highly offensive. A Treatise on Physiology and Hygiene For Educational Institutions and General Readers The chrysalis is brownish, and spotted with burnished gold in variable quantity—sometimes so plentifully as to cover the greater part of the surface. Butterflies and Moths (British) Beyond variable quantities of moisture and traces of carbonic acid, hydrogen, ammonia, &c., the only constituents recognized were nitrogen and oxygen. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5 "Arculf" to "Armour, Philip" Besides these gases, the atmosphere also contains aqueous vapour in variable quantity, ozone, carbonic acid gas, traces of ammonia, nitric acid, and, in towns, sulphuretted hydrogen and sulphurous acid gas. The New Gresham Encyclopedia. Vol. 1 Part 2 Amiel to Atrauli As before mentioned, air contains moisture, which is a very variable quantity. Nature's Miracles, Volume 1 Familiar Talks on Science—World-Building and Life. Earth, Air and Water. That the period of the inequality is a variable quantity. Astronomical Discovery I have for example in a given problem two variable quantities x and y, of which one cannot vary without causing the other to vary also under fixed conditions. Landmarks of Scientific Socialism "Anti-Duehring" The proportion of each, according to either specification, is such a variable quantity that nothing can be determined satisfactorily. The Social Work of the Salvation Army Capillitium of tubules forming a loose net-work, containing a variable quantity of lime in the shape of long irregular white nodules, sometimes confluent, with pointed lobes and branchlets. The Myxomycetes of the Miami Valley, Ohio Seventy-nine parts of azote and twenty-one of oxygen, carbonic acid and steam in a variable quantity. A Winter Amid the Ice and Other Thrilling Stories Conn and Aikman refer to the fact that over one hundred species capable of producing variable quantities of lactic acid are already known. Outlines of Dairy Bacteriology, 8th edition A Concise Manual for the Use of Students in Dairying Under the vigorous procedure of speculative mathematics, man becomes a constant quantity for all times and all countries, whereas he is, in reality, a variable quantity. Principles Of Political Economy Truth is a merely relative thing, a variable quantity; and therefore the pursuit of truth for its own sake is superfluous and useless. Christianity and Greek Philosophy or, the relation between spontaneous and reflective thought in Greece and the positive teaching of Christ and His Apostles If the omens were favorable, a cup of warm water and a variable quantity of carefully warmed flour were added, and a batter made of about the consistency for fritters. When Life Was Young At the Old Farm in Maine The modifications of sensibility taking place in the subject or sensitive render the action of the agent a variable quantity. Second Sight A study of Natural and Induced Clairvoyance Of course, the exact date of the good old days is a variable quantity. The Merry-Go-Round The labourer, he says, 'gives a constant, but receives a variable quantity in its stead.' The English Utilitarians, Volume II (of 3) James Mill Carbonic acid occurs in very variable quantities in the ash. Elements of Agricultural Chemistry In the Panhandle itself law was a variable quantity. Oh, You Tex! In front, immediately dorsal to the spleen, is a variable quantity of lymphoidal tissue, which must be very carefully cleared to see the superior mesenteric and coeliac arteries. Text Book of Biology, Part 1: Vertebrata But preciseness with this test is well-nigh impossible when we consider that the acoustics, the quality of the examiner's voice, the weather, the vowel or consonant sounds, all are variable quantities. Civics and Health The air consists essentially of 21 parts of oxygen and 79 parts of nitrogen, with a variable quantity of watery vapor. Voice Production in Singing and Speaking Based on Scientific Principles (Fourth Edition, Revised and Enlarged) And the offense is a variable quantity; what is a crime in one State under this Act, is a legal right and duty in another. An Account of the Proceedings on the Trial of Susan B. Anthony, on the Charge of Illegal Voting A man has to live upon a certain scale suited to his needs and tastes, but the income which makes this kind of life possible is a variable quantity. The Quest of the Simple Life One may gather from a comparison of this letter with the foregoing records that the standard of evidence is a somewhat variable quantity in the Society for Psychical Research. The Alleged Haunting of B—— House There is one glory of the Gazetteer with his fixed facts, and another of the Poet with his variable quantities of fancy. The Atlantic Monthly, Volume 04, No. 23, September, 1859 The capacity of the lungs for air is a very variable quantity: 1. Voice Production in Singing and Speaking Based on Scientific Principles (Fourth Edition, Revised and Enlarged) This specific magnetic capacity is a variable quantity, and is indicated by μ for the conductor and by μ0 for air. Scientific American Supplement No. 822, October 3, 1891 My mother left us together alone, as her custom was, for what time I had to spare—a variable quantity always with me. The Doctor's Dilemma The same product, at different times and in different places, may cost more or less of time and outlay; in this view, it is true that value is a variable quantity. What is Property? This, of course, in different soils and under different treatment is more or less a variable quantity. Manual of Gardening (Second Edition) At birth, when the milk is still in a state of colostrum, the fluid contains a variable quantity of albumen coagulable by heat, much less caseine, and an excess of butter and sugar. Scientific American Supplement, No. 392, July 7, 1883 Moreover, the frequency of these currents is a very variable quantity, not only due to the various tones of voices, but to the various styles of articulation. Scientific American Supplement No. 822, October 3, 1891 Another disadvantage is the fact that most materials change their resistance as their temperature changes, thus making the amount of current for the arc a variable quantity, depending on the temperature of the resistance. Oxy-Acetylene Welding and Cutting Electric, Forge and Thermit Welding together with related methods and materials used in metal working and the oxygen process for removal of carbon Of the vegetable preparation he took perhaps half a dozen table-spoonfuls daily; of the animal variable quantities, averaging half a pint per diem. The Opium Habit As I have already remarked, I apprehend that sovereignty is a variable quantity of administrative energy, which, in civilizations which we call advancing, tends to accumulate with a rapidity proportionate to the acceleration of movement. The Theory of Social Revolutions In almost every part of the body the ordinary areolar tissue contains a variable quantity of adipose or fatty tissue. A Practical Physiology The period or duration of every object would be an essentially variable quantity, were it not mysteriously commensurate to the inner nature of that object as laid open to the eyes of God. Theological Essays and Other Papers — Volume 1 The voltage across the arc is a variable quantity, depending on the length of the flame, its temperature and the gases liberated in the arc. Oxy-Acetylene Welding and Cutting Electric, Forge and Thermit Welding together with related methods and materials used in metal working and the oxygen process for removal of carbon These examples I have cited to demonstrate that the return from the playlet is a most variable quantity. Writing for Vaudeville The necessary plant-foods do not alone enter the plant but whatever may be in solution in the soil-water enters the plant in variable quantities. Dry-Farming : a System of Agriculture for Countries under a Low Rainfall HORNBLENDE-SCHIST is usually black, and composed principally of hornblende, with a variable quantity of feldspar, and sometimes grains of quartz. The Student's Elements of Geology This fact, which has preoccupied me for many a long year, is the variable quantity of the provisions packed into the burrow as food for the larva. More Hunting Wasps Erasmus Darwin combined the two theories, suggesting that the air might hold a variable quantity of vapor in mere solution, and in addition a permanent moiety in chemical combination with caloric. A History of Science — Volume 3 The contention here supported, however, is that human efficiency is a variable quantity which increases and decreases according to law. Increasing Human Efficiency in Business, a contribution to the psychology of business Commercial acetophenone contains variable quantities of impurities which reduce the yield. Organic Syntheses |
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