The beats with two or three beats in each measure are called as follows:

The beats with two or three beats in each measure are called "two beats" or "triple beats".

Double time is a type of musical rhythm that usually completes a complete note in one second. The rhythm characteristics of two beats are strong and weak, such as "move times beat times", that is, the first note is strong and the second note is weak. In music, double time is often used to express a powerful, energetic emotion.

Triple time is a type of musical rhythm that usually completes a complete note and its two consecutive eighth notes within one second. The rhythmic characteristics of three beats are strong, weak, weak, such as "waltz", that is, the first note is strong, and the second and third notes are weak. In music, triple time is often used to express an elegant, soft emotion.

In addition to two-beat and three-beat, there are other beat types, such as four-beat, five-beat, etc. Different beat types have different rhythmic characteristics and emotional expressions. In music, the correct use of beat types can make the music more expressive and appealing.

In short, a beat with two or three beats in each measure is called "two beats" or "triple beats", which are one of the basic types of music beats. By mastering the rhythmic characteristics and emotional expressions of different beats, we can better appreciate and understand music.