存在的例句大全

Existence and Global Attractivity of Lotka-Volterra Competition System

多维Lotka-Volterra周期系统周期解的存在性及其全局吸引性

Some sufficient conditions for permanence and global attractivity of its positive solutions are obtained.

利用迭代理论、M&矩阵理论、单调理论，得到了该差分系统一致持久存在的充分条件和其解全局吸引的充分条件。

In this dissertation, the optical methods on atmospheric monitoring in the world are analyzed. Absorption spectrum analysis is still a key method, but it is a defect that long reliability of the cell is poor.

论文对国内外用于大气监测领域的光学监测方法的研究进行了深入分析和阐述，光谱吸收分析仍然是一种主要方法，存在的主要问题是监测装置的吸收池长期可靠性不高。

At pre-sent, the reasons which lead to accounting information distortion include: the existence and flourish of asset stripping and accounting information distortion, non-reciprocity between accounting principle and true informa-tion, free choice of accounting method, different treatment of asset evaluation increment, and so on.

当前引起会计信息失真的此类原因有：资产剥离和关联方交易的存在与活跃；会计核算原则与信息真实之间不对等，会计核算方法自由选择空间大；

Asperger's syndrome, also known as Asperger's, is a neurodevelopmental disorder characterized by significant difficulties in social interaction and nonverbal communication, along with restricted and repetitive patterns of behavior and interests.

阿斯伯格综合征是一种神经发育障碍，其特征是社交和非言语交流存在严重困难，行为和兴趣模式受限且重复。

The operative temperature range is much wider than the comfort temperature zone in ASHRAE 55 standard, and the PMV index is not always consistent with the actual situation.

学生可接受的作用温度范围比ASHRAE标准规定的舒适区温度范围要宽得多，PMV指标与实际情况存在较大差别。

Endophytic fungi, consisting mostly of Ascomycota, are the organisms that colonize the internal healthy tissue of symptomless plants.

内生真菌以子囊菌为主，是存在于植物内部无明显病症的健康组织中的有机体。

Ascertains actual pitch value of six citation tones by methods of experimental phonetics, and explains differences of the tonal pattern.

通过实验语音学的方法确定了华阳话单字调的实际调值，并对其声调格局中存在的分歧做了解释。

The ascensional velocity of maximum blast pressure of mixture will rise due to the existence of gas, but maximum blast pressure is almost unchangeable.

混合物的最大爆炸压力上升速度由于瓦斯的存在而增强，而最大爆炸压力几乎没有变化。

Objective To understand the current situation of ascarids infection in primary and middle school students in Hubei province from 1992 to 2003, and to find out the weak points for control.

目的掌握湖北省1992~2003年中小学生蛔虫感染现状，分析防治工作存在的问题和薄弱环节。

Accordingly, there are many problems in Chinese educational game products at present. One of the most prominent problems is that "educational nature" and "game nature" combined as stiff as a poker in educational games.

基于以上原因，目前我国的教育游戏产品存在着诸多问题，其中最为突出的问题就是教育游戏的教育性与游戏性结合生硬，无法实现教育与游戏的自然融合。

There are plenty of potential safety hazard in the artillery live ammunition shooting. Various kinds of dangerous facts can lead to an accident, which will threat the life of the artillerymen and people around.

炮兵分队实弹射击过程中存在着许多的安全隐患，各种危险因素随时都有可能导致事故的发生，严重威胁我军炮兵分队人员和射击区域周边人员的生命安全。

It was found that many diseases have endothelial functional abnormality in coronary artery with normal coronary artery arteriogram, including aging, hypertension, left ventricular hypertrophy ( LVH), hyperlipidemia, diabetes mellitus, cardiomyopathy, long period smoking and lack of estrogen.

研究发现CA造影无AS证据的许多疾病都存在CA内皮功能异常，包括高龄、高血压、左室肥厚（LVH）、高脂血症、糖尿病、心肌病、长期吸烟和雌激素缺乏。

The exact mechanism of the action of arsenical toxicity is not known clearly, but several hypotheses have been proposed.

到目前为止，人类对砷的毒性作用机制还不是很清楚，但存在多种假设：氧化应激，影响细胞增殖，产生基因毒性如影响DNA甲基化、协同致癌、肿瘤促发等。

Arsenic as a metalloid highly toxic substance widely exist in water.

砷是一种类金属剧毒物质，广泛存在与水体中。

Both arsenic ( As) and Sb belong to the same main group, and they are usually associated exist to form a As-Sb combined pollution.

砷与锑属于同一主族且经常伴生存在，因此经常会形成砷锑复合污染。

However, nowadays there are some phenomena of arrogating students'life in physical training classroom of primary and middle school.

然而，当前的中小学体育课堂存在僭越学生生命的现象和问题。

This uncertainty makes the attitude control problem further complicated.

干扰不确定性的存在使得卫星姿态控制问题进一步复杂化。

Monitoring social attitude which is based on social attitude survey can explain and forecast the attitude changing, and play a effective role in solving the arising social problems.

基于社会态度调查进行社会态度监控，能够解释预测社会态度的变化，对于化解当前存在的敏感社会问题有积极作用。

Yet these behemoths sit alongside some extremely nimble privately owned companies, such as Alibaba, the e-commerce company whose Taobao internet auction site saw off an incursion by US giant Ebay.

然而，这些庞然大物身旁还存在着一些极为灵活的私有企业，例如电子商务公司阿里巴巴（Alibaba）&它旗下的互联网拍卖网站淘宝网（Taobao）就击退了美国电子商务巨头eBay的入侵。