| 单词 | definite quantity |
| 例句 | For every change of state a definite quantity of heat is required, without which the change cannot take place. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" 2012-04-25T02:00:53.567Z The number ε is a definite quantity of the element, and is called its electrochemical equivalent. Lord Kelvin An account of his scientific life and work 2012-04-06T02:00:32.097Z When testing with this machine a definite quantity of oil should be placed on the friction roller, the top step being removed for that purpose; the quantity should be about five drops. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z Before the expansive process took place the gaseous mass, as indicated by its initial temperature and pressure, is endowed with a definite quantity of energy in the form of heat and work energy. The Energy System of Matter A Deduction from Terrestrial Energy Phenomena 2011-12-21T03:00:36.570Z In order to be explosive, gasoline vapor must be combined with definite quantities of air. Aviation Engines Design?Construction?Operation and Repair 2011-12-04T03:00:04.777Z A change of state cannot, however, be effected in any case without the addition or subtraction of a certain definite quantity of heat. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" 2012-04-25T02:00:53.567Z At a given moment, each man has a definite quantity of money—or of bank-credit—which he can use in purchasing commodities. Social Value A Study in Economic Theory Critical and Constructive 2011-11-19T03:00:28.253Z The problem of expressing the number of passing birds in terms of a definite quantity of space is fundamentally one of finding out the critical dimensions of this smaller cone. A Quantitative Study of the Nocturnal Migration of Birds. Vol.3 No.2 2011-11-02T02:00:14.587Z Work is thus done by the expanding gas, and in consequence of this work done, a definite quantity of atmospheric material gains energy of position or potential energy relative to the earth's surface. The Energy System of Matter A Deduction from Terrestrial Energy Phenomena 2011-12-21T03:00:36.570Z The efficiency of any heat engine is proportional to the power developed from a definite quantity of fuel with the least loss of thermal units. Aviation Engines Design?Construction?Operation and Repair 2011-12-04T03:00:04.777Z Wages consist in a definite quantity of the necessaries of life, sufficient to keep the worker effective. The life and teaching of Karl Marx 2011-09-03T02:00:19.203Z Reservoirs connected by pipes may among them contain a definite quantity of water, and increase in the volume of water in one may be at the expense of all the others. Social Value A Study in Economic Theory Critical and Constructive 2011-11-19T03:00:28.253Z On the other hand, it requires a definite quantity of liquid to fill the region. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z The mind of every man is capable of a definite quantity of exertion to good effect; all endeavours, beyond that point, are impotent and perplexing. Observations on Madness and Melancholy Including Practical Remarks on those Diseases together with Cases and an Account of the Morbid Appearances on Dissection 2011-08-23T02:00:29.227Z Smeaton made a number of test-trials of Newcomen engines to determine their “duty”—i. e., to ascertain the expenditure of fuel required to raise a definite quantity of water to a stated height. A History of the Growth of the Steam-Engine 2011-04-21T02:00:53.240Z You may mix two or more elements together in any proportion, but it is only a certain definite quantity of each that will combine, while the rest will remain in excess. The Religion of Geology and Its Connected Sciences 2011-02-28T03:00:28.890Z The physician freely prescribed or administered these various drugs, while laymen were able to buy over the counters of druggists prescriptions containing definite quantities of them. Habits that Handicap The Menace of Opium, Alcohol, and Tobacco, and the Remedy 2011-02-15T03:00:18.787Z Thus we may speak of a piece of wealth as having a definite quantity of value, or say that the value of the piece of wealth is a definite quantity. The Value of Money 2011-01-04T03:01:12.363Z Furthermore, the ordering in advance of a definite quantity each day means as a rule that only the milk delivered will be consumed. A Living from the Land Probably he would be approached in a similar manner very often, until he became a definite quantity, and in time would grow accustomed to it; and callous. Ancestors A Novel Everybody else is a certain definite quantity, his horoscope is on file and every man on Mert has access to all his potentialities, be they good, bad or indifferent. Conquest Over Time This symbol, however, not only represents the particular element, but a certain definite quantity of it. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" The example of the assignats has been said not to be conclusive, because an assignat only represented land in general, but not a definite quantity of land. Principles Of Political Economy Abridged with Critical, Bibliographical, and Explanatory Notes, and a Sketch of the History of Political Economy In Virginia the amount of the salary was fixed by the General Assembly as a definite quantity of tobacco. Religious Life of Virginia in the Seventeenth Century The Faith of Our Fathers After forcing a definite quantity of air through the reagents in the U-tubes, it is then conducted back to the system after having been measured in a gas-meter. Respiration Calorimeters for Studying the Respiratory Exchange and Energy Transformations of Man A definite quantity of the alkali solution and indicator is placed in the white tea cup. Outlines of Dairy Bacteriology, 8th edition A Concise Manual for the Use of Students in Dairying He then, to gain the people and secure material power, enacted that every burgess should be allowed, monthly, a definite quantity of corn from the public stores at about half the average price. Ancient States and Empires A man has only a given definite quantity of emotion and interest to expend, and if he flings it all away on the world he has none left for Heaven. Expositions of Holy Scripture Ephesians; Epistles of St. Peter and St. John According to this hypothesis every element has its exact electro-chemical equivalent, or definite quantities of electricity are to be found in association with each and every particular atom of each element. Aether and Gravitation The drunkard's temptation is a known and definite quantity. Natural Law in the Spiritual World A house may consist of certain definite quantities of bricks, timber, lime, iron, and other substances, but similar quantities of these substances piled up without plan will not constitute a house. Socialism A Summary and Interpretation of Socialist Principles Suppose that the monopolist has for sale not simply a fixed and definite quantity of a certain article, but something which he can produce in larger quantities as desired. The Unsolved Riddle of Social Justice I am disposed to think that a definite quantity may be sometimes understood, in a well-defined act, although it be not expressed. Notes and Queries, Number 68, February 15, 1851 A Medium of Inter-communication for Literary Men, Artists, Antiquaries, Genealogists, etc. Nervous Attacks.—What we call, for want of a better name, "nerve force," or "nerve action," is at any one time a definite quantity. Papers on Health Thus he found the weight of silver corresponding to a definite quantity of water. The Ten Books on Architecture A definite quantity of water and sulphuric acid having been poured into the receptacle, D, a level tends to take place between the latter and the bell, C, the liquid passing through the apertures. Scientific American Supplement, No. 365, December 30, 1882 The patient should drink daily a large but definite quantity of mineral, or distilled water which is just as satisfactory. Mother's Remedies Over One Thousand Tried and Tested Remedies from Mothers of the United States and Canada The greatest possible accuracy was thus attainable in delivering definite quantities of molten iron into the converter for a given blow, also of spiegeleisen. The Harris-Ingram Experiment It was discovered some years ago that if the vapor of gasoline or naphtha was mixed with a definite quantity of air, and a light was applied to the mixture, an explosion would result. General Science The acceptance of this view led to the highly important inquiry, What is the equivalent relation between mechanical force and heat? or, how much heat is produced by a definite quantity of mechanical force? The Atlantic Monthly, Volume 13, No. 78, April, 1864 Ay, exactly so; drink up what? the medicine; again a defined quantity; dregs and all,—still a definite quantity. Notes and Queries, Number 65, January 25, 1851 The movement of an atom meant the simultaneous movement of a definite quantity of electricity. Recent Developments in European Thought Whatever plan of measuring is followed, however, it should always be remembered that recipes are written for the definite quantities indicated and mean standard, not approximate, cupfuls, tablespoonfuls, and teaspoonfuls. Woman's Institute Library of Cookery Volume 1: Essentials of Cookery; Cereals; Bread; Hot Breads Where much power is required, the consumption of zinc amounts to a formidable item; it costs, in quantity, about 3d. per pound, and in a well arranged battery a definite quantity of zinc is transformed. Scientific American Supplement, No. 430, March 29, 1884 Physiologists have determined by repeated experiments that a definite quantity of certain foods furnishes a definite number of calories or heat units, which produce a certain quantity of energy in the animal or human body…. The Subterranean Brotherhood The heat unit is not a pound or yard, but a Calorie, or a definite quantity of heat, which, when applied to materials, will produce change of temperature in those materials. School and Home Cooking And this result is brought about by a definite quantity of force. Story of Creation as Told By Theology and By Science A definite quantity of leavening will do only a definite amount of work. Woman's Institute Library of Cookery Volume 1: Essentials of Cookery; Cereals; Bread; Hot Breads There is found to be a definite quantity of each element in every chemical compound. An Introduction to Chemical Science In the case of definite quantities this is obvious; thus, there is nothing that is the contrary of 'two cubits long' or of 'three cubits long', or of a surface, or of any such quantities. The Categories Since the acidity of fruits varies, no definite quantity of acid can be stated. School and Home Cooking In order to pursue the thread of such an association, one needs, anyway, only a definite quantity of historical knowledge, but this quantity must be possessed. Criminal Psychology; a manual for judges, practitioners, and students Also explain why a definite quantity of milk cannot be stated in the recipe. School and Home Cooking When the quantity of an ingredient is too small for practical measurement, merely the name of the ingredient is given and no definite quantity indicated. School and Home Cooking If the body requires a certain amount of energy for its needs, this energy, measured in Calories, can be supplied by a definite quantity of combustible food. School and Home Cooking |
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