Gene Mapping of human diseases, especially the complex genetic diseases, has been the difficulty and hotspot in medical genetics and gene study.
人类疾病，特别是多基因遗传病相关基因的定位，是目前医学遗传学和基因研究中的难点和热点。
It is the key and difficulty to choose right method to characterize the high heterogeneity of fractured rock media on the basis of range and precision of study object.
如何根据研究对象的范围和精度要求合理地表征裂隙岩体介质的非均质性是裂隙岩体渗流数值模拟的关键点和难点。
As the classic adjacent exits and entrances, weaving areas are the keystone and difficulty of traffic study.
交织区作为典型的相邻出入口，是交通领域研究的重点和难点。
This study can not only save the developing cost and time but also reduce the difficulty of train network.
此研究成果不仅可以节约列车网络的开发成本，而且极大地减少列车网络的开发时间及开发难度。
Determine the size of the foreign exchange reserves for the theoretical study and practical terms is not only the focus but also difficulty.
确定外汇储备的规模对于理论研究和实际操作而言既是重点又是难点。
At present basic theory and welding criterion of UPW are defective, research on welding mechanism and melt behavior of the welding region is not enough for the difficulty in study.
由于超声波塑料焊接是涉及多学科的交叉学科，研究难度较大，目前超声波塑料焊接的焊接基础理论和工艺规范还比较欠缺，对超声波塑料焊接机理和熔接行为研究不足。
A survey shows that the main difficulty in biology teaching of senior middle schools when we have research study is that teaching time is not enough and the experimental condition is not satisfied.
调查显示，高中生物教学开展探究性学习面临的主要困难是教学时间不足和实验教学条件不完善等。
How to calculate the water invasion rate correctly while we study the performance and calculate the dynamic reserves of the gas reservoir with material balance equation is still a difficulty for long.
在利用物质平衡方程计算水驱气藏地质储量、研究气藏动态时，水侵量的计算一直是个难点。
Finally, the introduction of this paper focus on the study, difficulty, and research methods.
最后，介绍本论文研究的重点、难点及研究方法。
From the study of the cognitive psychologists, we know that the readers have difficulty in reading is mainly because they lack linguistic schema, content schema and rhetorical schema.
根据认知心理学家对阅读过程与阅读能力个体差异的研究，我们可以知道：造成阅读者阅读困难的主要原因在于阅读者缺少语言图式、内容图式和修辞图式。
In the recent years, along with difficulty of ore prospecting increases, exploration and study on the deposits in this area are in a half-stopping situation.
但近年来，随着勘探难度的加大，该区矿床勘查和研究处于“半停滞”状态。
Today is the fourteenth day since I arrived in Ireland. During these days, I have encountered a myriad of troubles, both in life and study, while the greatest difficulty, I suppose, is my English.
数了一下，今天是来爱尔兰的第十四天。在这十四天里，我遇到了很多困难，包括生活上的和学习上的。但是我想最大的困难就是我的英语。
The study of college English writing has long been the focus and difficulty in EFL research and students'writing ability need improving.
大学英语写作教学是外语教学研究中的难点与重点，大学生英语写作水平亟待提高。
Determining approach and relative techniques are the focal point and difficulty of the geochemical baseline study.
地球化学基线的确定方法和相关方法技术研究是目前国内外地球化学基线研究的重点和难点。
Compared with the study of the standard test of Chinese language level (HSK), PSC is weak in terms of degree of difficulty, trust and efficiency.
与汉语水平考试(HSK)的研究相比，普通话水平测试(PSC)在难度、信度、效度等方面的研究显得还很薄弱，而难度、信度、效度都是衡量测试质量高低的重要指标。
Objective:To study the therapeutic efficacy and safety of the Fentanyl transdermal patch on the aged patients with moderate or severe cancer pain and swallowing difficulty.
目的：探讨老年癌痛患者使用芬太尼透皮贴剂的效果和安全性。
It's an effective way to make a comparative study of related proses to solve the contradiction between the importance of prose and the difficulty in interpreting it.
如何解决这个矛盾？相关散文进行对比研究不失为一种有效的方法。
The second part discloses the current situation and the causes of the study difficulty.
第二部分揭示了学困生学习困难的现状与成因。
In the introduction of the first chapter, the author proposed the study difficulty and research methods of the topic of military affairs or war of the Shang Dynasty firstly.
在第一章绪论部分中，首先提出了商代军事或战争这一课题的研究难度和研究方法。
The study on property and allocation of civil enforcement power is the basic of the theory of civil enforcement and also has vital significance to solve the problem of enforcement difficulty.
对于民事执行权性质和配置的研究，是民事执行权理论研究的根基，对破解“执行难”问题具有至关重要的意义。
Due to the converter weight, postures used, and difficulty in installing the converter, a lifting aid was evaluated in a user trial conducted as part of the 1990 study.
由于转炉重量、姿势在安装使用，和困难，变换器起重援助是在用户试验评估以1990年的部分研究。
But now the "rhyme with tone" and "rhyme" of Chinese historical phonology don "t accord with this demand." Therefore this phenomenon adds difficulty to the learning and academic study in this field.
目前汉语音韵学的“韵”和“韵部”不符合这一要求，给学习和研究增加困难。
Also, most of the experiments, which are performed under high temperature and high pressure, require strict means for preparation and treatment, increasing the difficulty of experimental study.
且大部分的实验表征手段要求的实验条件十分苛刻，对样品的制备及处理要求十分严格，进一步加大了由实验方法研究纳米催化剂性能的难度。
Two relationship situations are involved in the decision experiment of study 2, which investigates the decision difficulty and the psychological balance after the decision of zhongyong people.
研究二采用情境决策实验，通过不同人际关系两难情境考察中庸思维者的决策难度及决策后的心理平衡状况。
Two relationship situations are involved in the decision experiment of study 2, which investigates the decision difficulty and the psychological balance after the decision of zhongyong people.
研究二采用情境决策实验，通过不同人际关系两难情境考察中庸思维者的决策难度及决策后的心理平衡状况。
应用推荐