Sloping walls on the bulk of the building create an optical illusion.大楼主体的斜墙给人造成一种视错觉。The camera combines rugged reliability with unequalled optical performance and speed.这款相机既坚固耐用，又有超凡的光学性能和快门速度。These optical fibres may...
In addition, the research advance on the physical character of foxtail millet is introduced.同时, 对小米物理性质方面的研究进展也做了介绍.Some aspects of nurse cultures by virtue of the protoplast culture of foxtail millet were studied.研究了谷子原...