例句與造句

1. It is the park's second pendulum ride.
2. The device is basically a Galilean seconds pendulum disguised as a classical column.
3. Both pendulums were seconds pendulums, about 1 meter ( 39 Hz timing signal.
4. The seconds pendulum was then used as a standard for calibrating pendulums with different periods.
5. Instead of the seconds pendulum method, the commission  whose members included meridian passing through Paris.
6. It's difficult to find second pendulum in a sentence. 用second pendulum造句挺難的
7. So the modern world's standard unit of length is certainly closely linked historically with the seconds pendulum.
8. He then measured the interval between seeing gunsmoke and arrival of the sound using a half-second pendulum.
9. The clock has Vulliamy's design of self-levelling pallets and a 2-second pendulum with a heavy bob.
10. In addition to clock pendulums, freeswinging seconds pendulums were widely used as precision timers in scientific experiments in the 17th and 18th centuries.
11. It has a 1?second pendulum and the bob weighs two hundredweight " . Tredegar Urban District Council's " Centenary Souvenir ", 1958
12. It can be seen from equation ( 1 ) that for a seconds pendulum, the length is simply proportional to " g ":
13. Notice that the distance to the center of oscillation of the seconds pendulum must be adjusted to accommodate different values for the local acceleration of gravity.
14. To measure scientifically the number of beats per second caused by different dissonances, they used the " seconds pendulum " invented by Galileo earlier in the century.
15. In 1670 the seconds pendulum was employed by William Clement in his improved version of the original pendulum clock by Christiaan Huygens, creating the longcase clock which could tick seconds.
16. When his efforts to promote a joint British French American metric system fell through in 1790, he proposed a British system based on the length of the seconds pendulum at London.
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