In this paper, a new imaging formula for diverging fiber lenses is derived by using the theory of Gaussian optical beam propagation and the ABCD law.
本文利用高斯光束传播理论以及ABCD定律,导出了发散纤维透镜新的成象公式。
The structure and morphology of the obtained carbon fibers are characterized by scanning electron microscopy( SEM) and transmission electron microscopy( TEM).
用扫描电子显微镜和透射电子显微镜分析了碳纤维的结构。
We introduce a negative lens which will diverge the rays a bit.
我们用一块负透镜,它将使光线发散一些。
The beam of flashlight diverges, but it can be refocused with lenses.
一个发散的闪光灯束可以用透镜重新聚焦。
Relation Between Gathering and Scattering of Thick Lens and Its Thickness;
厚透镜的会聚性和发散性与其厚度的关系
asymmetric anastigmat
非对称性消像散透镜
Optical fibre: Flexible transparent fibre devices, used for either image or data transmission, in which light is propagated by total internal reflection.
光导纤维(光纤):柔软的透明纤维组织,光线由内部的全反射而激增散播。用来传送影像或数据。
Developing Analysis of Word s PAN-based Carbon Fibers and It s R & D Suggestions in China;
世界PAN基碳纤维发展透析及对我国的研发建议
Studies on Coating Technique of Aqueous Cellulose Acetate Dispersion Used in Osmotic Pump Tablets;
渗透泵控释片醋酸纤维素水分散体包衣技术研究
"Diverging lens causes the rays of a parallel beam of light to spread out and appear to come form a point, i.e. the rays diverge. It produces a virtual image at its principal focus. Such a lens is thinner at the center than at the edge"
散光镜使一束平行光线散开而形似出发于一点,在其主焦点上产生虚像, 这种透镜的心比边缘薄
hand-made cellulose acetate spectacle frame
乙酸纤维手工胶板镜架
tic irrigating urothroscope
纤维光束尿道冲洗镜
gastroduodeno fiberscope
胃及十二指肠纤维镜
polyp excision by fibergastroscope
纤维胃镜息肉切除术
excision of polyp of colon through fibercoloscope
纤维结肠镜息肉切除术
hollow fibre gas permeator
中空纤维气体渗透器
Influence of Feixian Formula on pulmonary diffusion function and blood oxygen pressure in patients with idiopathic pulmonary fibrosis
肺纤方对特发性肺间质纤维化患者肺弥散功能及血氧分压的影响
Fluff: Loose surface fibres on paper .Also called Fuzz,Lint.
起毛:纸面上的松散纤维。