characteristic age造句

例句与造句

1. To display the characteristic aged appearance of a bonsai within a reasonable time, the source plant is often partially grown or mature stock.
2. P and Pdot can be also used to calculate the " characteristic age " of a pulsar, but gives an estimate which is somewhat larger than the true age when it is applied to young pulsars.
3. The discovery of the Crab pulsar, and the knowledge of its exact age ( almost to the day ) allows for the verification of basic physical properties of these objects, such as characteristic age and spin-down luminosity, the orders of magnitude involved ( notably the strength of the magnetic field ), along with various aspects related to the dynamics of the remnant.
4. It's difficult to find characteristic age in a sentence. 用characteristic age造句挺难的