Nature, Količina 93Sir Norman Lockyer Macmillan Journals Limited, 1914 |
Iz vsebine knjige
Zadetki 1–3 od 81
Stran 72
... methods of investigation . It is difficult for an industrial chemist to hide from his experienced rivals a process or method which can be detected in the finished pro- duct by ordinary , or even special , means . Many im- provements are ...
... methods of investigation . It is difficult for an industrial chemist to hide from his experienced rivals a process or method which can be detected in the finished pro- duct by ordinary , or even special , means . Many im- provements are ...
Stran 598
... Method , digestion of the soil for 120 hours with HCl of 1115 sp . gr . on a water - bath ; ( 2 ) van Bemmelen's Method , division of the soil into two parts according to their solubility in HCI and H2SO ; ( 3 ) Ultimate Analysis ...
... Method , digestion of the soil for 120 hours with HCl of 1115 sp . gr . on a water - bath ; ( 2 ) van Bemmelen's Method , division of the soil into two parts according to their solubility in HCI and H2SO ; ( 3 ) Ultimate Analysis ...
Stran 660
... method of zenith distances given by Marcq St. Hilaire about 1880 , to the exclusion of all other methods . Now the method of position lines has been in use for nearly a century . When first started , the line of position was obtained by ...
... method of zenith distances given by Marcq St. Hilaire about 1880 , to the exclusion of all other methods . Now the method of position lines has been in use for nearly a century . When first started , the line of position was obtained by ...
Vsebina
Brauner Prof B New Units in Aerology 136 | 9 |
Brown Prof W Change of Length in Nickel Wire 232 | 17 |
Appleyard Direct Measurement of the Napierian Base 231 | 24 |
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absolute magnitude acid æther appears April Astronomical atomic atomic weight balloon brightness British cent chemical chemistry College colour committee contains density described discussion edition effect electric electrons Engineering expedition experiments fact Funafuti Geological giant stars given gives heat Hermann et Fils illustrated important increase industry interesting investigation J. J. Thomson laboratory large number larvæ lectures lines London magnetic magnitude March matter means measures ment metals Meteorological method motion Museum National Physical Laboratory nature observations Observatory obtained origin paper parallax period photographs physical plants plates present Price problems produced Prof published radiation radium recent rocks ROYAL INSTITUTION Royal Society schools scientific sodium amide solar species spectra spectral classes spectrum stars of Class surface temperature theory tion tube University velocity volume W. H. Bragg