在教育心理学研究领域，影响学习成绩的因素问题研究一直是热点问题。
On education psychology study field, the factors influencing learning achievement are hot point question all along.
对储层参数进行科学有效的预测，从而指导勘探开发，一直是石油地质学的热点和难点。
Carrieing on the science effective forecast to the reservoir parameter, thus instruction exploration development, always is the petroleum geology hot spot and the difficulty.
在板料成形领域，零件的最终形状往往取决于成形后的回弹，所以回弹问题一直是研究的热点。
In sheet metal forming fields, the final shape of part is commonly controlled by the springback after stamping, so the springback problem is the hotspot of research all the time.
作为国际金融重要的组成部分，汇率一直是人们研究与讨论的热点问题。
As an important part of international finance, exchange rate is always the hot topic for discussion and research.
对沥青路面车辙问题的研究一直是道路工程领域的热点之一。
The rutting of asphalt pavement is always one of the research focuses in road engineering.
泉水化学成分变化研究一直是国内外学者研究的热点问题之一。
At home and abroad, research on chemical composition of springs water is one of the hot problems.
其特有的高寒生态系统对气候的响应一直是科学家关注的热点。
The response of alpine ecosystem to climate change becomes a hot topic of scientific research.
数据库性能诊断一直是数据库研究领域的一个热点。
The diagnosis of database features has remained a hot topic in the field of database research.
对沥青路面车辙问题的研究一直是道路工程领域关注的热点之一。
Study about the rutting of asphalt pavement is one of the focal problems to road engineering.
长期以来，土地资源的节约集约利用，一直是国内外学者十分关注的热点领域。
The land resources'economical and intensive use is always the focus field that the scholar shows solicitude for at home and abroad since long-term.
有花植物触敏柱头的闭合行为一直是传粉生态学和进化生物学研究的热点问题之一。
Studies on the closure behavior of the touch-sensitive stigmas in flowering plants are one of the hotspots in pollination ecology and evolutionary biology.
钢板热切割与焊接在工业生产中的应用非常广泛，如何提高切割和焊接精度、效率一直是研究的热点领域之一。
Steel plate cutting and welding are widely used in industries. How to increase cutting precision and efficiency has been one of the most popular research fields.
物化视图是数据仓库中提高查询效率的有力方法，物化视图的选择一直是数据仓库领域的研究热点。
Materialized view is a method for improving the efficiency of queries in data warehouse system, the selection of it is a hot issue in data warehouse area.
美国西进运动和西部史学的研究一直是美国历史研究的热点。
The studies on the American Western history and American movement to the West are the hotspots of American historical studies.
纠正反馈的作用一直是外语课堂研究的一个热点，但大多局限在口语课上，而对分析性外语课堂的研究较少。
The effect of corrective feedback has been a focus on the research of FLT, but it is mostly confined to oral class.
英语间接指令一直是间接言语行为中的热点话题。
English indirect directives have always been a hot topic in indirect speech act.
连续刚构桥是现代交通工程的一种重要桥型，其温度问题一直是桥梁工程界的研究热点之一。
The continual rigid frame bridge is one kind of important bridge of modern traffic project type, whose temperature problem is always one of bridgework boundary research hot spot.
将XML数据与关系数据库结合是非常有意义的工作，而将XML文档存储为关系表一直是数据库领域研究的热点问题。
It's a meaningful work to combine XML data with a relational database, and storing XML documents into relational tables has been one of the hot topics in the area of database research.
塑料的阻燃改性一直是近年来人们研究的热点。
Plastics modified with fire-retardant have been the topic for recent years.
自会计学科诞生以来，会计控制就一直是专家和学者研究的热点。
Since the naissance of accounting disciplines, the accounting control is the study hotspot by experts and scholars all long.
对股市萧条原因的研究一直是市场争论的热点。
The cause of the depression of stock market has always been the focus of heated debates.
近年来，关于网络经济的研究一直是个热点和前沿的话题。
This is always a hot point and front line gambit about Internet economy in recent years.
而对其机制的研究一直是植物营养遗传学研究的热点。
Study on the nitrogen nutrition efficiency and its mechanism is one of the hottest issues in plant nutrient genetics.
二是动态性能好。因此研究既简单又具有优良动、静态性能的逆变电源控制方案，一直是电力电子领域的研究热点问题。
So the study on simple control with good static and dynamic performance is a hot spot in power electronic fields.
从1939年获得第一个四倍体西瓜以来，多倍体育种就一直是西瓜育种的一个热点。
Since the first tetraploid watermelon was obtained in 1939, polyploidy breeding has always been the focus of watermelon breeding.
从1939年获得第一个四倍体西瓜以来，多倍体育种就一直是西瓜育种的一个热点。
Since the first tetraploid was obtained in 1939, polyploidy breeding has always been the focus of watermelon breeding.
自1967年，急性呼吸窘迫综合征首次报道以来，对其发病机制的探讨一直是研究领域的热点。
Since the first case with acute respiratory distress syndrome was reported in 1967, pathogenesis is the hot spot in international medicine research.
自1967年，急性呼吸窘迫综合征首次报道以来，对其发病机制的探讨一直是研究领域的热点。
Since the first case with acute respiratory distress syndrome was reported in 1967, pathogenesis is the hot spot in international medicine research.
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