American Edition of the British Encyclopedia: Or, Dictionary of Arts and Sciences ; Comprising an Accurate and Popular View of the Present Improved State of Human Knowledge, Τόμος 1Mitchell, Ames and White, 1819 |
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Σελίδα
... produced swoon- ing fits , and a temporary loss of sight . The leaves and shoots of this plant , used as salad , instead of celery , have proved fatal in several instances . But the most powerful part of the plant is the root ...
... produced swoon- ing fits , and a temporary loss of sight . The leaves and shoots of this plant , used as salad , instead of celery , have proved fatal in several instances . But the most powerful part of the plant is the root ...
Σελίδα
... produced by the air which intervenes between the thing sounding and the ear . The air is agitated in a spherical form , and moves off in waves , and falls on the ear , in the same manner as water undulates in circles when a stone has ...
... produced by the air which intervenes between the thing sounding and the ear . The air is agitated in a spherical form , and moves off in waves , and falls on the ear , in the same manner as water undulates in circles when a stone has ...
Σελίδα
... produced by a stroke , which the sounding body makes against the fluid , whether air or water . The fluid , being struck upon , carries the impression for ward to the ear , and there produces its sensation . Philosophers are so far ...
... produced by a stroke , which the sounding body makes against the fluid , whether air or water . The fluid , being struck upon , carries the impression for ward to the ear , and there produces its sensation . Philosophers are so far ...
Σελίδα
... produced merely by a single pulse . But when we use a tube , all the pulses propagated from the mouth , except those in the direction of the axis , strike against the sides of the tube , and every point of impulse becoming a new centre ...
... produced merely by a single pulse . But when we use a tube , all the pulses propagated from the mouth , except those in the direction of the axis , strike against the sides of the tube , and every point of impulse becoming a new centre ...
Σελίδα
... produce its full effect , it must be di- rected in a right line towards the hearer ; and the sound collected into the focus of a concave mirror is far more powerful than at a little distance from it , which could not happen , if sound ...
... produce its full effect , it must be di- rected in a right line towards the hearer ; and the sound collected into the focus of a concave mirror is far more powerful than at a little distance from it , which could not happen , if sound ...
Άλλες εκδόσεις - Προβολή όλων
American Edition of the British Encyclopedia, Or Dictionary of Arts ..., Τόμος 4 William Nicholson Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2015 |
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