In other words, basic science is a necessary but not sufficient condition for remaining industrially competitive.
换句话说，保持工业强大的竞争力，基础科学是必须的，但并不是全部。
Our modern lifestyle is thus a necessary, but not a sufficient, condition for the high prevalence of obesity in our population.
我们的现代不良生活方式是个必然因素导致肥胖，但并不是致使我们整体人口数量中肥胖人口快速蔓延的全部原因。
The IMF suggests that a sufficient (although not necessary) condition for a global recession is any year in which world GDP per head declines.
IMF认为世界年度人均GDP下降是全球经济衰退的一个充分条件（而不是必要条件）。
In a business setting - as in all other social relationships outside the workplace - trust is a necessary condition for effective cooperation within a group.
在商业领域，就像在工作场合的其他社会关系一样，信任对企业间有效合作的必要因素。
That is a necessary but not a sufficient condition, as the type of rock involved, called carbonaceous chondrite, is found in other asteroids, too.
他有两方面的证据：第一，现存的灾难性撞击的残骸与Baptistina和她的后代有相同的成分，这是必要条件，但并非充分条件，因为含碳的球粒状陨石在其它小行星上也有；
How to acquire the competitive advantage in this protean global market place? Timely reaction is of course a necessary condition for survival.
如何在瞬息万变的全球化市场环境下取得竞争优势，快速反应是生存的必要条件。
In our model then, interpretation becomes one of a number of ways of getting to a "now moment" and moment of meeting, but such verbal exchanges are not a necessary condition for change to occur.
而在我们的模型中，交互作用成为达到“此时此刻”的“当下的会面”一些方法，但是这些动态的交互并非产生改变的必要条件。
Is having the flu virus in your blood a necessary or sufficient condition for being sick?
对生病而言，你血液里有流感病毒是必要条件还是充分条件？
In this section, we also establish a necessary and sufficient condition for the algorithm of the mixed scheduling.
在这一部分里，我们同样得到了一个任务集可以用混合调度算法调度的一个充分必要条件。
Is attending class regularly and punctually a necessary or sufficient condition for being successful in class?
按时按点上课，对学好这门课而言，是必要条件还是充分条件？
In this paper, We give a necessary and sufficient condition that closed decomposable operator, is strongly decomposable.
本文给出了封闭可分解算子是强可分解的一个充分必要条件。
A sufficient and necessary condition in terms of the compactness of super-distance space is given based on the property of super-distance space and the related theory of compactness.
利用超距空间的基本性质及拓扑空间紧致性的相关理论，给出超距空间为紧致空间的充分且必要条件，并讨论了一些相关性质。
A necessary condition for simple iteration convergence in structural reanalysis is proposed.
还给出了在结构重分析中简单迭代法收敛的一个必要条件。
In this paper, the concept of strong acute cone is introduced, and the necessary and sufficient condition for existing such cone in a infinite dimensional space is obtained.
本文提出了强锐角锥的概念，并就无限维空间证明了一个凸锥为强锐角锥的必要充分条件。
Pretreatment condition, i. e. cold or hot deformation, has important effects on microstructure evolution, and deformation of samples is a necessary step in SIMA process.
冷、热变形预处理条件对组织演变产生一定的影响，给试样施加变形是SIMA工艺的必要步骤。
To find a key structure is a necessary condition for correct solution, and wrong representations of problem rules have negative effect in finding the key structure.
“关键结构”的发现是解决换位棋的必要条件，对问题规则的错误表征影响“关键结构”的发现。
We have a duty to perform in each of those contexts and to be responsible is a necessary condition of our existence.
在每一情形中，我们都有一种义务要履行。因此，成为一个有责任心的人是我们人生的一种必要条件。
Whether we get what conclusions, it is certainly not our armed struggle to establish the liberation of Europe, nor is it a necessary condition for lasting peace in Europe.
不论我们从中得到什么结论，这肯定不是我们进行武装斗争所要建立的解放的欧洲，也不是一个具有永久和平必要条件的欧洲。
Tool steel is generally purchased in the annealed condition. Sometimes it is necessary to rework a tool that has been hardened, and the tool must then be annealed. For.
退火。退火工艺的组成为把钢加热到一定温度并保持一段时间，通常再缓慢冷却。退火是为了产生均匀化从而建立起有一致的特有性质的标准均匀化组织。
In the case of the implement (a thing produced by Labour) a price of some sort is the necessary condition of its existence: but the land exists by nature.
就工具(劳动生产的一种物品)来说，支付某种代价是其存在的必要条件，而土地却是自然存在的。
The human hsp70gene has been cloned and expressed in high level. This study provides a necessary condition for research on structure, function and clinical application of hHSP70.
对人hsp70基因的克隆、表达，并对其进行表达条件的优化，为研究HSP70的结构、功能与临床应用提供了必要条件。
In some cases it may be necessary for a water injection system to be installed to ensure this condition is satisfied.
在某些情况下可能有必要对注水系统进行安装，以确保这一条件感到满意。
This paper gives a necessary condition for the admissibility of a nonnegative, quadratic estimator for error variance in linear model with respect to restricted ellipsoidal parameter space.
本文给出了线性模型中椭球约束下，误差方差非负二次估计可容许的一个必要条件。
There was a calculation method for determining necessary lamps in a rectangled ultraviolet air washer, but it had a limiting condition.
国外已有矩形紫外线消毒器必要灯管数的计算公式，但有限定条件。
There was a calculation method for determining necessary lamps in a rectangled ultraviolet air washer, but it had a limiting condition.
国外已有矩形紫外线消毒器必要灯管数的计算公式，但有限定条件。
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