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However, there are only a few national studies in this field, and even less positive studies.

相对来说，我国对会计政策选择的研究，特别是实证研究更是少之又少。

The studies on free electron laser and quantum well materials are both the front domain of high-tech in nowadays. However, the studies on irradiation effects of QWM by FEL are limited, and the problem is very novel.

当前对自由电子激光和量子阱材料的研究同处于高科技的前沿，但自由电子激光对量子阱材料的辐照效应研究却进行得很少，因而这是一个相当新颖的课题。

The higher mathematics curriculum is a college engineering course undergraduate course each specialized student's compulsory important basic theory class, through this curriculum study, causes the student to obtain: Circular function calculus study, the space analytic geometry and the vector algebra, the function of many variables calculus study, the infinite series, aspect and so on ordinary differential equation basic concepts, the elementary theory and the fundamental operation skill, and further obtain mathematics knowledge for the study successor curriculum to lay the essential mathematics foundation,During instruction knowledge, must train the student through each teaching link to have the abstract thinking ability, logic reasoning ability, spatial imagination ability gradually and studies independently ability, but also must pay attention specially trains the student to have the quite skilled operational capability and the synthesis utilization studies the knowledge to analyze the question and to solve the question ability.

高等数学课程是高等学校工科本科各专业学生的一门必修的重要基础理论课，通过本课程的学习，使学生获得：一元函数微积分学，空间解析几何与向量代数，多元函数微积分学，无穷级数，常微分方程等方面的基本概念、基本理论和基本运算技能，为学习后继课程和进一步获得数学知识奠定必要的数学基础，在传授知识的同时，要通过各个教学环节逐步培养学生具有抽象思维能力、逻辑推理能力、空间想象能力和自学能力，还要特别注意培养学生具有比较熟练的运算能力和综合运用所学知识去分析问题和解决问题的能力。主要是其中的一些专有名词查不到，比如一元函数等

Our studies mainly focus on the free groups with finite ranks . Free groups with finite ranks are the fundamental subjects of combinatorial group theory, and they have central importance for the studies of both topology and algebra.

我们研究比较多的是有限秩的自由群，有限秩自由群是组合群论的中心课题，是一个在拓扑学及代数学上都具有重要意义的研究对象，获取有关这些自由群的结构的信息的一个主要方法是研究其上的各种自同构作用。

Brief introductions in the field of GDR studies of pygmy resonance and GDR studies in deformed...

在原于核巨共振方面介绍了矮共振区的GDR研究，形变核的GDR以及高温转动核的GDR研究。

The Geobiology and Astrobiology group researches on Geobiology studies of the interactions that occur between the biosphere and the geosphere, and Astrobiology studies of the big bang, progressing to the destiny of man, the limits of life and habitability on our planet, organisms in certain condition, and the detection of extraterrestrial life.

该研究组主要研究地理生物学，包括生物圈和岩石层之间的相互作用，和太空生物学研究，包括宇宙大爆炸，人类的命运，地球上生命和居住环境的限制因素，一定环境下的有机体，以及宇宙生命的探索。

According to Dr. Paoloni, glyceryl trinitrate is a nitric oxide donor that has been shown in animal studies to increase fibroblast collagen synthesis, thus potentially improving tendon healing. Previous studies conducted by Dr. Paoloni and colleagues have shown the preparation to be effective in improving tennis elbow and Achilles tendinopathy (by 12% and 14%, respectively).

Paoloni医师指出，硝基甘油是一种可以供给一氧化氮的物质，在动物试验上证实，这项药物可以促进纤维细胞胶原的合成，也藉此促进肌腱病变的痊愈；过去的研究也显示，这项药物可以有效的改善肘部及Achilles肌腱病变(改善率分别为 12% and 14%)。

Many experts think that the top priority task of the moment in teaching / educational reform is the change the curriculum / program of studies and the method of examination and that children should not be ex-pected to grind away at their studies and learn textbooks by rote.

他们指出，教育改革的关键在于使全社会认识到中、小学教育的目的不只是让学生掌握知识，更应该提高学生整体素质，特别是他们对于人生意义和社会责任这些根本性的问题要有比较深入的思考。

Yin and Heald (1975) studies the effects of decentralization in agencies by cumulating the findings of 215 case studies.

Yin和Heald (1975)从215个案例研究中得到的信息研究了政府机构去中心化的影响。

Information gained from our studies is valuable for studies of plant and insect herbivore interaction and co-evolution, from mechanism to ecological functions.

为研究植物与昆虫相互关系的协同进化，从分子到生态系统水平调控植物的诱导防御，提供理论基础。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。