查询词典 observational

There is a positive observational and theoretical basis for believing that neutron stars and black holes follow as a result of supernovae.

中子星和黑洞则是超新星的产物，观测上和理论上的依据使我们相信这一点。

The research activities were briefly highlighted as follows: They were yield nurseries, observational nurseries, tolerance/resistance screening nurseries (cold, drought, salt/acid, blast. bacterial leaf blight, rice tungro virus, brown planthopper and white-backed planthopper resistances). These studies with evolving technologies are aimed at improving crop production.

其研究活动着重于以下几方面：产量反应，生长观察，耐性/抗性筛选（抗冻、抗旱、抗盐/酸、抗稻瘟病、白叶枯病、水稻塘古罗病毒、褐稻虱和白背飞虱），其目的就是为了提高产量。

Objective This is a perspective observational study to see the efficacy of electronic brochoscopic suction of sputum in the treatment of secondary aspiration pneumonia after apoplexy.

目的 探讨电子支气管镜在各种脑卒中后继发吸入性肺炎患者治疗中的临床应用价值。

For starters, the vast majority of coffee studies to date have been observational, in which researchers examine large sets of data over many years, looking for patterns in peoples' habits and their health.

首先，绝大多数针对咖啡的研究都来自于观察。研究人员通过研究多年来大量的数据来寻找人们的习惯和健康之间的关系。

The result show there weren't M6.0 earthquakes beyond 4 years and M5.0 earthquakes beyond 2 year, the earthquake calmness is distinct in medium term; the M5.0 earthquakes intensified in short term, there were foreshocks in the epicenter region, in the same time, the fixed point precursor observational datum of Xinjiang appeared obvious short anomalies; and found a few imminent earthquak...

结果认为，6.8级地震前新疆6级地震平静4年多，5级地震平静2年，中期阶段地震平静显著；短期阶段5级地震显著增强，震源区出现前震活动，同时全疆定点前兆观测资料出现较为明显的短期异常并观测到少量的临震异常。不同孕震时段的异常特征是6.8级地震中短期预测的依据，因而也是当前经验预报的基础。

Observational study and numerical simulation were conducted on a severe dust storm process induced by the intensive development of Mongolia cyclone occurred from 6 to 8 April 2001 in Inner Mongolia.

本次过程深厚混合层的形成是长时间地面加热的结果，这也是特强沙尘暴仅发生在内蒙古中部偏北地区而不是下垫面条件更为适宜的内蒙古西部的原因。

The history and actuality of the observational and theoretical studies on gamma-ray bursts and their afterglows are reviewed, the theoretical models of this field are introduced in detail, and some problems of these models are discussed.

本文概述了gamma射线暴及其余辉观测和理论研究的历史及最新进展，详细介绍了gamma射线暴领域的理论模型以及存在的问题，并介绍了本人在硕士研究生期间所做的gamma射线暴分类和光变曲线研究方面的工作。

An ultra-relativistic fireball model becomes the most popular model, which can easily explain most observational characteristics of GRB afterglows.

极端相对论性的火球模型成为最流行的模型，它能较好地解释很多余辉现象。

Scheduled to begin operations in 2018, the E-ELT will help track down Earth-like planets around other stars in the "habitable zones" where life could exist — one of the Holy Grails of modern observational astronomy.

E-ELT预定在2018年开始科学操作，将获取其他恒星周围生命可能存在的&宜居带&中类地行星的图像——现代天文学的圣杯之一。

This paper focuses on the introduction of SMFs＇ origin, the related observational technique, SMFs＇ distribution and evolution, and several associated typical characteristics, such as the complexities, active longitudes and active holes, the periodicities, and so on.

简单评述了太阳磁场起源与观测方法，重点论述了不同尺度太阳磁场的空间分布与演化，介绍了从太阳磁活动现象统计得到的有关太阳磁场的几个典型特征，同时讨论了进一步研究的方向。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。