National Bureau of Standards Circular, Τεύχη 569-5751956 |
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Σελίδα
... PUBLICATIONS National Bureau of Standards Circular 460 and its Supplement lists all Bureau publications from 1901 through June 1952 , including Applied Mathematics Series , Building Materials and Structures Reports , Circulars ...
... PUBLICATIONS National Bureau of Standards Circular 460 and its Supplement lists all Bureau publications from 1901 through June 1952 , including Applied Mathematics Series , Building Materials and Structures Reports , Circulars ...
Σελίδα
... PUBLICATIONS National Bureau of Standards Circular 460 and its Supplement list all Bureau publications from 19 through June 1952 , including Applied Mathematics Series , Building Materials and Structures Repor Circulars , Handbooks ...
... PUBLICATIONS National Bureau of Standards Circular 460 and its Supplement list all Bureau publications from 19 through June 1952 , including Applied Mathematics Series , Building Materials and Structures Repor Circulars , Handbooks ...
Σελίδα
... information on the subject , the Bureau has published Units and Systems of Weights and Measures , Miscellane- ous Publication 214 . A. V. ASTIN , Director . Preface__ 1. Introduction_ . 2. Units and systems of weights A Preface.
... information on the subject , the Bureau has published Units and Systems of Weights and Measures , Miscellane- ous Publication 214 . A. V. ASTIN , Director . Preface__ 1. Introduction_ . 2. Units and systems of weights A Preface.
Σελίδα 18
... Publication M214 of the National Bureau of Standards , Units of Weight and Measure - Definitions and Tables of Equivalents ( sold by the Superintendent of Documents , U. S. Government Printing Office , Washington 25 , D. C. , at 40 ...
... Publication M214 of the National Bureau of Standards , Units of Weight and Measure - Definitions and Tables of Equivalents ( sold by the Superintendent of Documents , U. S. Government Printing Office , Washington 25 , D. C. , at 40 ...
Σελίδα 29
... . These units are the same as the British " ton " and " hundredweight . " WASHINGTON , May 31 , 1955 . U. S. GOVERNMENT PRINTING OFFICE : 1956 SELECTED WEIGHTS AND MEASURES PUBLICATIONS OF THE NATIONAL BUREAU OF 29 WEIGHTS OR MASSES.
... . These units are the same as the British " ton " and " hundredweight . " WASHINGTON , May 31 , 1955 . U. S. GOVERNMENT PRINTING OFFICE : 1956 SELECTED WEIGHTS AND MEASURES PUBLICATIONS OF THE NATIONAL BUREAU OF 29 WEIGHTS OR MASSES.
Συχνά εμφανιζόμενοι όροι και φράσεις
accuracy amplitude apothecaries apparatus applied avoirdupois pound balance Biol Bremmer British Bureau of Standards calibration CALIFORNIA LIBRARY centimeter Ceram Chem coefficient computed constants cubic inches d(miles decibels density elastic electron feet field FIGURE fluid drams fluid ounces fluid scruple frequencies fused quartz fused silica gallon geodetic Glass Technol Government Printing Office graduated ground wave Inst intervals invar isotopes kc f kilogram laboratory line standards long ton mathematics methods metric system microbalance microseconds millimeters MISCELLANEOUS PUBLICATION mmmmm National Bureau nitrogen ooooo phase Phys physical Plane Earth Theory precision Proc Prototype Meter radians radio propagation Research secondary factor silica fibers Spherical Earth Theory square Standards Circular standards of length statute miles steel tapes surface tables temperature tion tonnage troy troy pound U. S. Government Printing units UNIVERSITY OF CALIFORNIA values velocity viscosity volts per meter Washington 25 weights and measures wwwww yard
Δημοφιλή αποσπάσματα
Σελίδα 18 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Σελίδα 20 - Dry Measure. — 2 pints = 1 quart; 8 quarts = 1 peck; 4 pecks = 1 bushel.
Σελίδα 18 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu.
Σελίδα 21 - Measures of Weight 10 milligrams (mg) =1 centigram eg 10 centigrams =1 decigram dg 10 decigrams =1 gram g 10 grams =1 dekagram Dg 10 dekagrams =1 hektogram Hg 10 hektograms =1 kilogram Kg...
Σελίδα 29 - Used in assaying. The assay ton bears the same relation to the milligram that a ton of 2,000 pounds avoirdupois bears to the ounce troy; hence the weight in milligrams of precious metal obtained from one assay ton of ore gives directly the number of troy ounces to the net ton.
Σελίδα 12 - When an equal-arm balance is used to compare an object with standards of mass ("weights"), the effects of variations in the acceleration of gravity are self-eliminating and need not be taken into account, but the apparent mass of the object is slightly different from the true mass because of the buoyant effects of the surrounding air. Mass can then be computed from apparent mass by applying a correction for air buoyancy. When a spring balance is used, an additional correction accounting for the local...
Σελίδα 4 - The essential features of the system were embodied in a report made to the French National Assembly by the Academy of Sciences in 1791. A number of other nations were invited to cooperate with France in establishing the new system, and Holland, Denmark...
Σελίδα 18 - LIQUID MEASURE When necessary to distinguish the liquid pint or quart from the dry pint or quart, the word "liquid" or the abbreviation "liq" should be used in combination with the name or abbreviation of the liquid unit.