1.
					
							YAG Laser Marking Machines Zoom f-theta-scanning System
						
					
					
						
						
					
					
						YAG激光打标机变焦f-theta镜扫描系统
					2.
					
							Study on Optical Design of Large Working Area F-Theta Lens;
						
					
					
						
						
					
					
						大工作面F-Theta镜头的研制设计
					3.
					
							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
					4.
					
							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。
					5.
					
							A typical lens has a focal length(f)of 625 mm.
						
					
					
						
						
					
					
						常见镜头的焦距(f)为625毫米。
					6.
					
							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
					7.
					
							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
					8.
					
							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
					9.
					
							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
					10.
					
							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
					11.
					
							A Theta Function Identity and Powers of Dedekind s Eta-function;
						
					
					
						
						
					
					
						Theta函数恒等式及η(τ)方幂
					12.
					
							The Study of Modeling Differential Equations in a One-Dimensional Network of Theta Neurons;
						
						
						一维Theta神经网络微分方程模型的研究
					13.
					
							Elliptic Genera and Theta Functions Identities;
						
					
					
						
						
					
					
						椭圆亏格及theta函数的恒等式
					14.
					
							Proofs and Applications of Theta Function Identities;
						
					
					
						
						
					
					
						Theta函数恒等式的证明及应用
					15.
					
							Rogers-Ramanujan Type Identities and False Theta Function Formulae
						
					
					
						
						
					
					
						Rogers-Ramanujan类型恒等式与部分theta函数公式
					16.
					
							An Important Theta Function Identity and Its Applications
						
					
					
						
						
					
					
						一个重要的Theta函数恒等式及其应用
					17.
					
							Construction of Recombinant Mouse 14-3-3 Protein Theta
						
					
					
						
						
					
					
						重组小鼠14-3-3蛋白theta亚型的构建
					18.
					
							Use of Function Condition f(a + x) =f(a - x) ,f(x + a) =f(x - a);
						
					
					
						
						
					
					
						函数条件f(a+x)=f(a-x),f(x+a)=f(x-a)的应用