等积的

With the analysis of Quaternary geological environmental evolution, the riverbed overburden is classified as alluvium, river fluvial aggradation, glaciation aggradation, periglacial solifluctional aggradation, gravity aggradation, lacustrine aggradation and diluvium aggradation.

通过第四纪地质环境演化的分析，把覆盖层的成因类型划分为水成系列、冰川系列、冰缘系列、重力系列和共生系列五大类，其中又按搬运动力的不同特点分为冲积为主的类型、河流加积类型、冰川加积类型、冰缘冻融泥流加积类型、重力堆积加积类型、洪积加积类型、湖积加积类型等七种亚类。

This paper discusses and researches some special matrix, and mainly does following several aspects.First, The special products of some matrices, as Fan product, Kronecker product and Hadamard product, are discussed. Some little results such as the Kronecker product of normal matrix is still normal matrix are obtained.

本文对若干特殊矩阵进行了探讨和研究，主要作了以下几方面的工作：第一，本文对一些特殊矩阵的特殊积，如Fan积，Kronecker积，Hadamard积等进行了讨论，得出诸如正规矩阵的Kronecker积仍是正规矩阵等一些结果。

Against these frost damages, took the measures which were presented against the basic causes for the prevention and curing of the frost damage, for instance, rolling the roadbed, replacing the Aeolian sand and stabilizing the soil of inorganic binder and so on, and did experimental study indoor for every preventing and curing measure. The rule of frost damage has been concluded based on the analysis of experimental data.

针对这些冻害，从其产生的根本原因出发，采取碾压击实路基、风积砂换填、无机结合料稳定土路基等措施对其进行防治，并进行了路基风积土冻结试验、碾压击实试验、风积砂换填试验、水泥煤渣稳定土层和石灰粉煤灰稳定土层试验研究。

Deep-water carbonate sediments include allochthonous carbonate sediments released from shallow water by gravity flow and carbonate contourite arid static autochthonous deep sea carbonate sediments.

深水碳酸盐沈积包括深水重力流作用形成的异地沈积和非重力流沈积，在非重力流沈积中又有深水牵引流（等深流、内波、内潮汐等）沈积和静态原地碳酸盐沈积。

According to core observation and description, many deformation structures with seismite characteristics are recognized within sandstone and shale sedimentary strata of Paleogene continental faulted basin in Yangxin Subsag, such as micro-faults, earthquake fissures, liquefaction sandstone veins, water-escape structure, vibrational liquefaction deformation structure, seismic pillow structure and associated structure, etc. The vertical sequence of seismites in Yangxin Subsag, in ascending order, is underlying unshocked layer, micro-faults layer, autoclastic shattered breccia layer, vibrational liquefaction deformation structure layer, seismic pillow structure and associated structure layer, liquefied homogeneous layer and overlying unshocked layer, which corresponds to different earthquake intensity respectively.

通过岩心观察和描述，在阳信洼陷古近系陆源碎屑断陷湖盆砂泥质沉积地层中识别出大量具有震积岩特征的变形构造，如微断层和震裂缝、水下岩脉和泄水构造、振动液化卷曲变形构造、震积枕状层及伴生构造等，同时建立了阳信洼陷震积岩垂向序列，自下而上分别是下伏未震层段、微断层层段、震碎角砾岩段、振动液化卷曲变形层段、震积砂枕及伴生构造层段、液化均一层段和上覆未震层段。

But in many reinforcement projects, some unfavourable geological are encountered frequently, such as colluvial soil, residual soil, slope wash, etc., which result in collapse of borehole and clip of bore rod during drilling of borehole that will bring considerable difficulties to construction and many incipient faults for construction quality.

但是，锚固工程常遇到各类不良地层（例如塌积、残积、坡积和崩积层等碎石土地层），在锚固施工的钻孔中由于严重的塌孔、卡钻，给施工带来很大困难，同时也给锚固工程质量带来隐患。

The course is designed to acquaint students with the manufacturing techniques, utilization and performance of plywood, lumber core plywood, laminated veneer lumber, laminated veneer board and compreg…etc., which are the primary processed products of the wood veneer.

本课程旨在传授学生合板，木芯板，层积材，层积板及硬化层积材等以木材单板为原料的初级加工产品之制造技术，原理及使用性能等有关之知识。

There were no nick infection, chorioamnionitis and other complications. Eight/sixteen fetal lambs were undergone intro-utero cardiac intervention. The values of body weight and Hct of lambs which were executed. pre-term and full-term delived were (1.77±0.14) kg vs.(2.15±0.23) kg vs.(2.41±0.19) kg and 29%-33% vs. 27%-35% vs. 37%-41%. In autopsy, hydropericardium was found in 4/8 with 1-2.5 mL and 1/8 with 5 mL. Besides 1/8 with interventricular septum centesis injury, there was no centesis damage to endocardium, valve, chordae tendineae, papillary muscles and aortic tunica intima.

病理解剖发现施行手术的8例胎羊/新生羊胸壁穿刺点均位于左侧心前区，心脏进针部位在左室心前区近心尖部位6例，近流出道1例，近室间隔1例；4只少量心包积液(1~2.5 mL)，1只心包积液5 mL，3只未发现心包积液；除1只胎羊有室间隔穿刺伤外，其余胎羊心内膜、瓣膜、腱索、乳头肌及主动内膜均未发现损伤；未发现肺、肝等胸腹腔脏器穿刺损伤；均未发现心包、胸腔感染迹象。

In this paper, the characteristics of catalytic reforming reaction, coke deposition on Ni katalyst and three-dimension flow in the micro combustor premixed chamber were simulated.

因微型燃烧器内微尺度燃烧易熄火、燃烧效率不高，存在催化重整过程中的积碳、微尺度等问题，可利用甲烷和湿空气中水蒸汽预混催化重整产氢来强化燃烧，对预混腔内催化重整、积碳及流动特性进行模拟，探讨了微型预混腔中甲烷、水蒸汽重整过程中水碳比、质量流量和催化壁面温度对催化重整、积碳、流动等的影响。

In "Chi Maijishan Grottoes" Maijishan attracted the attention of the world, Feng Guorui has also written "Chronology of major Maijishan Grottoes" and "the investigation report Maijishan Grottoes" and "Maijishan Grottoes The culture of ancient art,"such as papers and monographs, Maijishan continue to repair the path along the cliff caves, grottoes wall reinforcement, the establishment of the security committee Maijishan Grottoes repair and waged a vigorous battle. In 1953, Gansu Province, Feng Guorui again in his capacity as member of the management of cultural joined by the Ministry of Culture of the Central Organization of Maijishan Grottoes inspection mission, and Wu Zuoren, Wang Zhaowen, Luo Yu, and other 14 experts Fengcanlousu, hard work, which lasted 32 Days, surveying 92 caves and cave for No. 192, the completion of more than 1,000 pieces of photographic works on Maijishan Grottoes were the most ever, the most scientific and most detailed inspections. In March 1961, Maijishan Grottoes and the State Council was announced for the first batch of state-level key protection units.

在以《麦积山石窟志》引起了世人对麦积山的重视后，冯国瑞又先后撰写了《麦积山石窟大事年表》、《调查麦积山石窟报告书》、《麦积山石窟的古代民族文化艺术》等论文和专著，继续为修复麦积山石窟栈道、加固石窟洞壁、成立麦积山石窟修保委员会而奔走呼号。1953年，冯国瑞又以甘肃省文物管理委员的身份参加了由中央文化部组织的麦积山石窟勘察团，与吴作人、王朝闻、罗公柳等十四位专家一起风餐露宿，辛勤工作，历时32天，测量洞窟92个，为洞窟编号192个，完成摄影作品1000余幅，对麦积山石窟进行了有史以来最系统、最科学、最详尽的一次勘察。1961年3月，麦积山石窟被国务院公布为首批国家级重点文物保护单位。

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