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Some of the distinguishing characteristics of the yellow tail rockfish include a convex space between the eyes, the absence of spines on top of the head, a projecting lower jaw, an anal fin with eight soft rays and the lining of the belly is white.

黄尾石斑鱼的可分辨特徵包括一个凸空间之间没有刺的头、突出的下颚、一个肛门翅八的情况下的眼睛是白色的软γ射线及腹部衬。

The OSIRIS telescope is a Three Mirror Anastigmat consisting of conic surfaces: a concave hyperbolic primary, a convex parabolic secondary and a concave spherical tertiary.

OSIRIS 望远镜是一个三反射系统，由一个凹双曲面主镜，一个凸抛物面次镜和一个凹球面三镜。次镜 M2在中间，主镜 M1和三镜 M3呈离轴配置。

The system is composed of an off-axis Three-Mirror Anastigmatic telescope and two Offner convex grating spectrometers.

该系统由离轴非球面三反射镜望远成像系统和两个Offner凸光栅光谱成像系统组成，通过改变两个光谱成像系统的变倍比来实现两种探测器的匹配。

Anticline is an arch-shaped fold in rock in which rock layers are upwardly convex.

背斜外形上一般是向上突出的弯曲。

According to the method based on integrated optical principle, we develop a kind of optical aplanatic double-convex asphencal waveguide lens.

该方法根据集成光学原理，研制了一种非球面消球差双凸波导透镜。

In view of globe lens grinding, multi-component glass substrate ion exchange and crystallization of the glass substrate of light and heat, a method is proposed for designing, manufacturing aplanatic double-convex aspherical waveguide lens and testing its parameter.

针对微透镜制作采用的球透镜研磨，多组分玻璃基板离子交换，结晶化玻璃基板光热法，本文提出非球面消球差双凸波导透镜设计、制备及参数测试方法。

The approximate method for strength calculation by using the convex nature of failure surfaces.

利用破坏曲面的凸性的承载力近似计算。

The approximation calculus formula of reliable on FCT was calculated by using abate probability being q Bernoulli test sequence, probability formula and property of increasing convex function.

应用概率理论推导出钻井油气层测试器系统的可靠度精确计算公式。

Using the information consistency principle, the first step of the algorithm transforms the identification problem into a constrained convex programming ,the result of which is then used ,in the second step, to approximate systems in the uncertainty set to obtain the identified nominal model based on a polynomial approximation theorem.

第一步通过信息一致性原理把辨识问题转化为受限凸规划问题，第二步利用一个多项式逼近定理在第一步结果基础上，对不确定集中的系数进行逼近，得到辨识出的名义模型。

The concept of the weighted logarithmic power mean is introduced; its relation with two-parameter mean is given; the inequality for weighted logarithmic power mean is derived; the magnitude relation among upper bounds of geometric mean and arithmetic mean of geometrically convex functions are made certain.

建立了几何凸函数的对称拟算术平均不等式，对文献[1]提出的不等式进行了推广统一；引进加权对数幂平均的概念，建立起其与双参数平均之间的关系，得到加权对数平均不等式，从而确定了几何凸函数的几何平均、算术平均的上界的大小关系；最后，提出了几何凸函数的对称拟算术平均不等式的推广问题。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。