In this paper, we introduce a CNC machining technique of lettering on taper-surface throught adopting the three-axis CNC and multiple axis indexing mechanism and so on.
"The theory about emotion center" is the main thread in ancient Chinese poetics which was carried throught from early Qin dynasty to late Qing dynasty.
So the nightingale pressed closer against the thorn, and the thorn touched her heart , and a fierce pang of pain shot throught her.
Objective To forecast the quantity of the wounded going throught hospital ship in one day, and to explore how to arrange operating table and make full use of it.
Sometimes I feel like there's a skin on the world,and those of us who were born under it,can see through just can't get to throught it. .有时我觉得世界外有一层外壳，我们所有人都在它的里面，你能看到外面，却不能出去。
