There are multiple possible reasons for discrepant results between observational studies and large randomized trials.

Then we develop an exponentially fitted difference scheme and establish discrete energy inequality.

然后我们对原问题构造一个指数型拟合差分格式并建立了离散能量不等式.

Advanced English challenges the learner to pay attention to more discrete points of grammar and vocabulary.

大众英语高级对学习者在语法和词汇的一些个别点上提出了更高的要求.

A semi discrete model of the nonlinear forest evolution system is discussed.

讨论了非线性森林发展系统的一类半离散模型.

This paper studies algebraic modeling of discrete time series.

主要研究离散时间序列上的代数模型.

In a TDMA system, a discrete group of digits transmitted by a single earth station.

在时分多址系统中, 由地面站传送的一个分立数字组.

In this paper , we present a novel parametric surfaces intersection algorithm based on discrete surfels.

提出了一种基于点元的参数曲面求交交互式新算法.

The exchange shifts the rapid elevator early phase bulk are that the discrete component is dominateeed.

交流调速电梯早期大多数是分立元件控制.

Research and teaching: queuing networks, discrete event stochastic systems, applied probability, operations management, etc.

主要研究和教学领域: 排队网络理论 、 离散事件随机系统 、 应用概率论 、 运作管理等.

Finally, in order to deal with continuous attributes, a variety of discrete method was discussed.

接着针对粗集只能处理离散化的属性, 研究讨论了各种连续属性离散化方法.

Your silky hair contains a thousand lines, hard to match with sums of discrete cosines.

你丝绒般的头发包含了上千线条, 根本无法以[离散余弦]来匹配.

No, No discrete units level that can be combined freely second level to form meaning.

否.交通信号系统中,底层结构没有独立的单位,无法互相自由结合组成有意义的上层结构.

Optimization also involves techniques for solving scale, discrete, nonlinear, multiobjective, and global problems.

最优化也包括解决大规模, 离散, 非线性, 多目标和全球化问题的技术.

However, the hypertrophic obstructive type is sufficiently discrete.

但无论如何, 肥厚性梗阻型仍具有足够的独立性.

Social structures are not discrete objects; they overlap and interweave.

社会结构之间不是离散的，他们相互重叠交织。

A new discrete time variable structure control scheme is proposed in this paper.

抖振问题是离散变结构控制在实际系统中应用的突出障碍.

These force mediators carry discrete amounts of energy, called quanta, from one partical to another.

这些力量中介载着大量离散能量, 称为量子, 从一个粒子传如另一个.

It's a vague formulation that leaves much to the discretion of local authorities.

这只是个模糊的构想，许多方面还要由地方当局来定夺。

It is within your discretion.

你可以自行决定.

Discretion in speech is more than eloquence.

出言慎重胜过口若悬河.

The naming of stars is at the discretion of the International Astronomical Union.

给星体命名是由国际天文学联合会决定的。