致使

Near the contact boundary there exists a kind of metamorphic rock known as hornfels. It is resulted from the contact metamorphism when magma comes in contact with the sedimentary rocks and heats and squeeze s them.

在二者接触界线附近发育着一种叫角岩的变质岩，角岩的形成是由于岩浆人侵与周围沉积岩接触时所产生的热量和压力致使原岩发生变化而成。

Near the contact boundary there exists a kind of metamorphic rock known as hornfels. It is resulted from the contact metamorphism when magma comes in contact with the sedimentary rocks and heats and squeezes them.

在二者接触界线附近发育着一种叫角岩的变质岩，角岩的形成是由于岩浆人侵与周围沉积岩接触时所产生的热量和压力致使原岩发生变化而成。

Near the contact boundary there exists a kind of metamorphic rock known as hornfels. It is resulted from the contact metamorphism wh magma comes in contact with the sedimentary rocks and heats and squeezes them.

在二者 接触界线附近发育着一种叫角岩的变质岩，角岩的形成是由于岩浆人侵与周围沉积岩接触时所产生的热量和压力致使原岩发生变化而成。

Due to the complexity of HRA object and the variety and immaturity of its techniques the HRA result possesses great uncertainty which has a great influence and impact upon the credibility and quality of PSA.

由于HRA分析对象的复杂性及分析方法、技术的多样性和不成熟性，致使HRA结果有较大的不确定性，对PSA的质量和可信性造成很大的影响和冲击。

The results show that:(1) the overall water quality in the Xiangjiang River had become worse during the 1990s and the main pollutants which caused aggravating pollution were total coliforms, total phosphorus, petroleum and total hydrargyrum ;(2) the main pollution sources were living pollution, which increased evidently in recent years, and industry pollution, of which heavy metal pollution is evident;(3) among the mainstream of the Xiangjiang River , river sections in Zhuzhou, Xiangtan and Changsha suffered from the most serious pollution;(4) it is forecasted that living pollution and agriculture pollution will become more serious in the future.

结果表明：湘江总体水质在20世纪90年代呈恶化趋势，致使污染加剧的主要因子是总大肠菌群、总磷、石油类和总汞；主要污染源为工业污染和生活废水污染，近年来生活废水污染日益突出，工业污染中重金属污染明显；在干流不同河段中，株洲、湘潭和长沙河段污染最为严重；估计未来湘江的生活污染和农业污染还会加剧。

Therefore they are all heightening that content of the blood sugar,FFA,and urea nitrogen. It may be a result of hyperirritability in environment change.

说明激素变化是导致体内代谢变化的直接原因，究其根源可能是乳牛生长环境因素的变化致使畜体产生应激反应所致。

PIH disease pathogenesis, has not yet been clarified, according to the etiology of epidemic survey found that pregnancy causes a high incidence of disease may be related to the following factors:(1) the spirit of excessive tension or by stimulating the central nervous system dysfunction resulting in;(2) the cold season or temperature change is too large, especially at high pressure;(3) of young pregnant women or elderly primipara;(4) has chronic high blood pressure, nephritis, diabetes and other medical history of pregnant women;(5) malnutrition;(6) short body fat;(7) uterine hypertonicity, such as polyhydramnios, twins, diabetes, fetal macrosomia and the mole, etc.;(8) family history of hypertension, particularly pregnant women pregnant mother has history of hypertension.

妊高症的发病原因，至今还未阐明，根据流行病因学调查发现，妊高症的发病原因可能于以下因素有关：(1)精神过分紧张或受刺激致使中枢神经系统功能紊乱；(2)寒冷季节或气温变化过大特别是气压高时；(3)年轻孕妇或高龄初产妇；(4)有慢性高血压、肾炎、糖尿病等病史的孕妇；(5)营养不良；(6)体型矮胖；(7)子宫张力过高，如羊水过多、双胎、糖尿病巨大胎儿及葡萄胎等；(8)家族中有高血压史，尤其是孕妇之母有妊高症史者。

Ice dam, ice cover and ice jam, which are formed by stack, jammed and collective ice, can increase river resistance and water stage, resulting in flood, construction damage and navigation problems.

冰块堆积，堵塞和聚集形成的冰坝、冰盖和冰塞会导致河道阻力增加，致使上游水位上涨，并可能造成冰期洪水，建筑物破坏，航运不畅等危害。

The resourses became the national ownership, is a kind of illegibility property rights, and is the public realm that government make intentionally.

它是一种模糊产权，是政府故意将私人物品的一些有价值属性留在政府制造的公共领域中，致使物品的一些有价值的属性的最终控制权具有不明确性。

But, occupy the author for many times job of agriculture machinery of thorough countryside investigation and study understands, in last few years, a lot of agriculture machinery door because be in production, life,use information, cause the life, production to be immersed in a variety of errors, bear hardships not shallow, difficult character of cause delay in work or business.

但是，据笔者多次深入乡村调查研究农机工作了解到，近几年来，很多农机户由于在生产、生活中对市场信息把握不准或不会分析和运用信息，致使生活、生产陷入种种误区，吃苦不浅，误事难言。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐