例句與造句

1. When protons are diffusing, the sequence of spin echo amplitudes is affected by inhomogeneities in the permanent magnetic field.
2. This results in an additional decay of the spin echo amplitudes that depends on the echo spacing 2 \ Delta t.
3. A wind scatterometer observes the same portion of the ocean surface from different ( at least 3 ) angles of view as the satellite passes by, measuring the echo amplitude and the corresponding surface reflectivity.
4. It's difficult to find echo amplitude in a sentence. 用echo amplitude造句挺難的