There exist two kinds of philosophy so far, namely, one acting as philosophy and another acting as non philosophy.
迄今为止，存在两种不同的哲学，即作为哲学的哲学和作为非哲学的哲学。
2
Non-rotating, double acting, double rod.
非旋转式，双作用，双杆。
3
In this paper, the evolutionary random excitations acting on structures are assumed to be non uniformly modulated, i. e. the modulation functions depend both on time and frequency.