1.
Design of hybrid refractive-diffractive f-θ lens with multi-wavelength,large working area
多波长、大工作面折-衍混杂f-θ镜头设计
2.
F-θ Lens and Its Application for Measuring the Diffractive Field Distribution in Fiber;
F-θ透镜及其在光纤端面衍射远场分布测量中的应用
3.
Industrial-Economic Systems and (f, θ,D) Relative Criterion for Industrial Classification;
产业经济系统与产业分类的(f,θ,D)相对性准则
4.
Sufficient efficiency conditions of multiobjective fractional programming problems under the generalized(F,α,ρ,θ)-V-convex;
广义(F,α,ρ,θ)-V-凸多目标分式规划的有效性条件
5.
Optimality criteria for a class of generalized fractional programming under nonsmooth(F,ρ,θ)-d-univexity
非光滑(F,ρ,θ)-d一致不变凸广义分式规划的最优性条件
6.
Duality for a Class of Generalized Fractional Programming Under Nonsmooth Generalized(F,ρ,θ)-d-univexity
非光滑(F,ρ,)θ-d一致不变凸广义分式规划的对偶性
7.
Level camera on tripod head. Set lens to f/8.
把相机在架顶放平,镜头调整到f/8。
8.
A typical lens has a focal length(f)of 625 mm.
常见镜头的焦距（f）为625毫米。
9.
Study on Optical Design of Large Working Area F-Theta Lens;
大工作面F-Theta镜头的研制设计
10.
The design of the f-theta zoom lens with CO_2 laser marking machines
CO_2激光打标机变焦f-theta透镜的设计
11.
YAG Laser Marking Machines Zoom f-theta-scanning System
YAG激光打标机变焦f-theta镜扫描系统
12.
After 14 days' hard travel, the cars of 2005 China Police Car Relay Race were able to arrive smoothly at its final destination, Zhuhai of Guangdong on August 9th.
曛泄??炱?道?θ
13.
Endoscopic analysis of the ~(18)F-FDG accumulations in gastrointestinal tract after PET-CT examinations
经PET-CT检测胃肠道~(18)F-FDG高摄取的内镜分析
14.
The ratio of the focal length of a lens or lens system to the effective diameter of its aperture.
F值物镜或物镜系统的焦距与入射光孔直径之比
15.
Forθ phase transition, it is not suitable to selectθ as the order parameter.
对于θ变，选取θ为序参量是不合适的。
16.
The S(n)-closed and S(n)-θ-closed Properties of θ-complex
θ-复形的S(n)-闭性质及S(n)-θ-闭性质
17.
Axial Focusing Characteristics of Low F-Number Diffractive Optical Elements with Continuous Relief Fabricated by Laser Direct Writing
激光直写制作的小F数连续浮雕衍射透镜轴向聚焦特性分析
18.
Four Kinds of Estimators for the Parameter θinthe Uniform Distribution U〔θ-1/2,θ+1/2〕
均匀分布U〔θ-1/2,θ+1/2〕中参数θ的四种估计量