retentivity

/ree-ten-tiv-i-tee/US // ˌri tɛnˈtɪv ɪ ti //UK // (ˌriːtɛnˈtɪvɪtɪ) //

缄默性,永续性,隐性,缄默不语

Definitions

n.名词 noun

1
- : the power to retain; retentiveness.
- : Electricity. remanence.
- : Magnetism. the ability to retain magnetization after the removal of the magnetizing force.

Hardened steel has a high degree of retentivity, while soft iron retains but little magnetism.
Name an object whose usefulness depends upon its retentivity.
If required for permanent magnet making, it should have the highest possible coercivity combined with a high retentivity.
The power that a piece of steel has to hold magnetism is called retentivity.
Soft steel has very little retentivity, because it does not contain much carbon.