Aim To study retinal arterial obstruction in population below 40 years old in terms of its causes, clinical features and prognosis.

A200-year-old building is very old in terms of American history.

从美国历史来看，200年的建筑是很古老的了。

With the development of information technology and domain-specific, old terms disappeared continually, and many new terms come force. The changes of terms reflect the change of domain to a certain extent. How to recognize them has become more and more important.

随着信息技术和各专业领域日新月异的发展，旧的术语不断消亡，新的术语不断涌现，术语的变化在一定程度上反映了一个学科领域的发展变化，如何正确的识别它们变得越来越重要。

Besides, it discusses some grammatical structures from new perspectives ( information, entailment, etc.) and uses some new terms and concepts ( e.g.content clause, integrated relative clause, etc.) to replace old terms and concepts.

另外，它还以新的视角（信息论、蕴涵等）讨论某些语法结构，以新术语、新概念（完形分句、结合性关系分句等）替换已有的术语、概念；

Out of necessity and the preservation of my sanity, I've developed a few techniques I use when explaining that we can't always get what we want, in four year old terms.

出于必要性和明哲保身，我总结了一些技巧以诠释我们不可能总是得到想要的东西。

Rio and BHP have warned their Chinese clients some annual contracts will expire on June 30 and would cease supply under the old terms.

力拓和必和必拓已警告中国客户，部分年度合约将于6月30日到期，它们将停止按旧条款供应。

Below: the old terms and the new ( via macrumors).

以下是苹果公司旧版和新版的规定（来自科技博客MacRumors）。

Ordinarily, one would replace such an abbreviation with the full terms;

一般来说，这样的缩写应当使用全称；

An Application of Full Terms of Judging Positive Triangle

一个判定正三角形充要条件的应用

How many full terms can a President serve?

总统的任期最多为几届？

Firstly the essential stereoscopic theories such as the formation of stereoscopic perception are introduced in detail, and several binocular projection models to calculate stereo pairs are given.

该文主要从以下几个方面对相关技术进行研究：首先对立体视觉原理深入研究，得出了用于左右影像对计算的双目投影数学模型，并论述了不同模型的优缺点。

An analysis of 30 cases of the tubal reconstructive surgery under binocular microscope

显微镜下输卵管重建术30例

Clinical Application and Experience of the Operating Double Binocular Microscope

双目显微镜，双筒显微镜双人双目手术显微镜（XST-4A）的应用

This is a20 power binocular microscope.

这是一架20倍的双目显微镜。

The diploid and tetraploid chromosomes could be observed by binocular microscope with proper squash method.

采用合理的压片方法，用双目显微镜可观察到二倍体和四倍体染色体。

This paper apply a new technology to present rivalry stimulates, which may bring some new ideas in the studies of the relationship between saccade and binocular rivalry.

本研究提供了一种新的双眼竞争呈现方式，为研究眼动与双眼竞争的关系提供了新的思路。

( ii). Alternative OKN and binocular rivalry are possibly controlled by same neural mechanism;

OKN反应的双眼交替与双眼竞争可能受同一神经机制的控制。

Binocular rivalry is a form of multistable perception that occurs when each of the two eyes is presented with visual stimuli that are different from each other and cannot be fused into a single coherent percept.

双眼竞争是一种多稳态的知觉形式，它发生的条件是当对两只眼睛呈现的物理刺激彼此不同，并且不能耦合成一个单一的视知觉。

Four sets of RDS were designed to specify the relationship between human stereoscopic noise tolerance and binocular disparity, magnitude and structure of figure and texture of image respectively.

设计了四套随机点立体图对，用以说明双眼视差、图形大小和结构、图像质地与人的体视抗干扰能力之间的关系。

The characters of the depth related VEP evoked by binocular disparity were identified after analysing and comparing the VEP superposition results.

通过立体视觉深度相关脑诱发电位提取及比较分析，对深度相关的特征视觉诱发电位发放进行了标定。

Design of Multi-channel EEG Collection System for Stereoscopic VEP and Study of the VEP Evoked by Binocular Disparity

多导体视诱发脑电采集系统设计及视差深度诱发电位研究