The square root of two is an irrational number.

二的平方根是一个无理数。

Is an irrational number, also is a transcendental number.

是一个无理数，也是一个超越数。

The logical definition of the irrational number is rather sophisticated.

无理数的逻辑主义是颇有些不自然的。

The digit number of the extension of this irrational number is random on certain basis.

在某种特定的情况下，这个无理数的扩展数字是随机的。

When this rotating speed ratio is an irrational number, the distribution of grinding track becomes finer.

当转速比为无理数时，研磨轨迹的分布较致密。