ScienceJohn Michels (Journalist) 1939 |
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Стр. 115
... record takes place , waves . and exceedingly critical examination and comparison of many records of the same earthquake and of sim- ilar earthquakes so as to establish a definite continuity in the progress of this suspected phase as the ...
... record takes place , waves . and exceedingly critical examination and comparison of many records of the same earthquake and of sim- ilar earthquakes so as to establish a definite continuity in the progress of this suspected phase as the ...
Стр. 116
... record and the ground displacement , both for mechanical and for galvanometric registration . Formulas for these two leading types of seismometers are exhibited here : Equation of mechanical photographic seismometer : V da d2x d'a = + ...
... record and the ground displacement , both for mechanical and for galvanometric registration . Formulas for these two leading types of seismometers are exhibited here : Equation of mechanical photographic seismometer : V da d2x d'a = + ...
Стр. 117
... record or onto adjacent lines of the record . In the same breath I feel impelled to say that remark- able progress has been made during these years in the deciphering of complex records and in the recognition of various L phases , and ...
... record or onto adjacent lines of the record . In the same breath I feel impelled to say that remark- able progress has been made during these years in the deciphering of complex records and in the recognition of various L phases , and ...
Содержание
Sci 105 | 1 |
Philosophical Society American 382 E G CONKLIN 436 | 9 |
ALEXANDER J Science in the Old South | 12 |
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