主要原因

Furthermore, the difference of δ-x curve trend between methanol+DMF system and methanol+ hexane system is discussed.

讨论了醇与DMF体系和醇与正己烷体系核磁共振化学位移随醇的浓度变化趋势的差异，认为醇与DMF形成比醇的自缔更强的交叉缔合是造成这种变化趋势不同的主要原因。

The results showed that the conversion reaction of hexose into hydroxymethyl furfural was the primary cause of forming the furfurals, and the efficiency of pentose transforming into furfural was lower.

试验结果表明：己糖转化为羟甲基糠醛的反应是水解液中糠醛类物质产生的主要原因，而戊糖向糠醛的转化率较低。

Professor Jeffrey Hillman, of the University of Florida, has genetically altered the bacterium into a form which does not produce lactic acid.

链球菌是致使牙齿腐烂的主要原因，它生存于人类口腔中，能将糖分转化成乳酸，最终导致人的牙齿腐烂。

This phenomenon was mainly attributable, on the one hand, in recent years, multinational companies entering China is not a substantial increase; the other hand, some large multinational companies started to take employee localization strategy, a substantial reduction in staff housing on the hire-purchase budget, which led to a corresponding decrease in demand; In addition, new projects in the rapidly improve the cost-effective, every introduction of a new disk of the old site have a considerable impact.

这种现象的主要原因是，一方面，近年来，跨国公司进入中国是不是一个大幅度增加；另一方面，一些大型跨国公司开始采取员工本土化战略，大幅度减少工作人员住房的租购买预算，从而导致相应减少需求；此外，新项目的迅速提高成本效益，每引进一个新的磁盘的旧网站产生相当大的影响。

Results: The major reason of misdiagnosis included lack of recognition of histoplasmosis, and delayed etiological examination.

结果：对组织胞浆菌病认识不足，病原学检查不及时是延误本病诊治的主要原因。

This result is caused by the complexity of HMA.

沥青混合料本身组成的复杂性是产生这种变异现象的主要原因。

Free software world has " ultraist ", this is him why asymmetry breathes out one of main reasons that his labour regards free software as, he does not think with antiforeign creed person buy a concern with the person that hate, he admits this may stem from self, but all opening source code is to stem from hoggish element drive actually.

自由软件世界有"极端主义者"，这是他为什么不称呼他的工作为自由软件的主要原因之一，他不想与排外主义者和仇恨者扯上关系，他承认这可能出于私心，但所有开源代码其实都是出于利己因素驱动的。

Along with the development of the economy and the change of people's life style, the diabetes has a morbidity rate to hoick, the outbreak rate of the diabetic foot is also increased gradually,became the main reason of amputation without trauma,and brought heavy burden for sufferer and society.

随着经济的发展和人们生活方式的改变，糖尿病患病率急剧上升，糖尿病足的发病率也逐渐增高，成为非创伤性截肢的主要原因，而且给患者和社会带来了沉重的负担。

In an interview, Hall said:"I was working in China, mainly due to free vision, understanding of the vision of building the 21st century, such as sustainable energy systems and integrated urban-type" construction thinker,"the reputation of the United States Steven Holl Architects to "dance" for inspiration in the design of the Beijing Dongzhimen 8 connected to the floor,"Contemporary MOMA.

在接受采访时，霍尔说："我之所以在中国工作，主要原因是可以自由展望、了解21 世纪的建筑远景，比如可持续性能源体系和综合型都市有"建筑思想家"之誉的美国建筑师斯蒂文·霍尔以《舞蹈》为灵感，在北京东直门设计了8 楼相连的"当代MOMA。

The main reason for slicing the clay is to homogenize the distribution of soft and dry clay.

主要原因切片粘土是同质化的分布和干软粘土。

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。