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For the problem of the ratio of inner to outer diameter of long tube, according to the "residual core" in the target plays an important role in DOP of long tube penetrator, the analytical model of long tube pentration in semi-infinite homogeneous steel target is established and calculated to devide three kinds of different scopes, the rule of varied by the ratio of inner to outer diameter is analyzed. The patterns of penetration of the yawed tubular against a normal homogeneous semi-infinite target is established, the size and direction of "residual core" is analyzed, under the different impact yawed, the regularity of variations in the yawed of the tube and depth of the penetrateion is described during the penetrateion against the plate.

二是对于长管体的不同内外径比，依据长管体时形成的中间&靶芯&是其侵彻机理不同于长杆体的重要因素，分三种情况建立了长管体对半无限均质靶板的简化理论模型，并进行了分析，得出了穿深随内外径比变化的规律；描述了带攻角长管体垂直侵彻半无限厚靶的物理图像，分析了&靶芯&力的大小和方向，建立了侵彻简化模型，给出了在不同的初始攻角条件下，管体在侵彻过程中攻角和穿深的变化规律。

After combining LanYingXu stope, the practical problems have found in augment production stripping-ratio and lower conveying capacity of augment barren rock . The detailed study have been done to control the production stripping ratio ,the economic stripping ratio and optimal limit depth in the exploitation of middle and bottom LanYingXu stope .The economic mathematical model has been established and the application has been built in windows visional system. The optimal result can offer the referenced. Basis for mining production ,for organization and management.

并根据兰营徐统一采场后，生产面临的剥采比增大、废石运量增加、运输能力降低、露天开采深度越来越大的生产实际问题，对兰营徐采场中深部开采的生产剥采的控制、经济合理剥采比及最终开采深度进行了详细的研究，建立了经济数学模型，并编制了Windows环境下的可视化的应用程序，计算出了优化结果，为矿山生产、组织管理提供了参考依据。

In this paper, mainly in the literature of Chinese calligraphy books cover design theme of the status quo for more in-depth studies.

本文主要以中国书法在文学类书籍封面设计中的应用现状为主题进行较深入的研究。

Other side of the bow is the direction of the sea, the huge platform in a water depth of the next meters, Xiu pitting the deck, the hatch in the clear water in the debate, extending to the front of Bai Yumi, but they are forever from parking In this area has. 60 years ago with the shame of the awe-inspiring, iron rust in the wreckage of the waves in the gap opened to the Dangyang.

另一侧海面便是船头的方向，巨大的平台陷于水下一米左右深处，朽蚀的甲板、舱盖在海水中清晰可辩，延伸至前方百余米，只是它们从此永远地停泊在这片海域了。60年前的威风与耻辱，在锈铁残骸的缝隙中一波一波地荡漾开去。

Headman Hamdan, whose title "Tok Batin" roughly translates as "Spiritual Elder", possesses in-depth knowledge of the community's traditions. There are 10 other Batek headmen, each leading encampments spread out in the forests of Kelantan and its neighbouring states of Terengganu and Pahang.

酋长哈姆丹的尊称Tok Batin，意译大约是「精神长老」，他对部落传统有很深刻的认识，马来半岛另外还有十位巴迪族酋长，各自带族人散布在吉兰丹州和附近的登嘉楼州及彭亨州扎营生根。

In this paper, the music teacher of Health on how to strengthen the analysis of improvised accompaniment and in-depth research, the promotion of improvised accompaniment to enhance the work of modern education in the importance of practice.

本文通过音乐师范生对如何加强即兴伴奏进行分析和深入研究，提倡加强即兴伴奏在现代教育工作实践中的重要性。

Polygon sorting in the light of depth often arises in eliminating hiddensurfaces of polyhedra, and the calculation to the polygon sorting is much more complex than that to number sorting.

多边形按深度排序是多面体消隐过程中常遇到的一个问题，这是一种比一般的数字排序复杂的排序。

The existent gold placers in the northern part of the Greater and Lesser Xing'an mountains distribute mainly in the height of 200 500m above sca level and concentrate in the river valleys which erode the Buxi planation surface by 500~100m in depth.

大、小兴安岭北部现存砂金矿主要分布于海拔200-500m的范围内，赋存于切割布西期夷平面50-100m河谷内；8。区内砂金矿主要为冲积和冲洪积型，少数为冰水沉积和湖积型，无典型的残积型砂金矿

CIS-depth analysis of this paper, the essential feature of the theory and application of the law, and a new perspective based on their re-cognition, and then to the nature of chain restaurants and objective characteristics of demand for services, will be re-integrated with the CIS system organic combination of operating mode, and finally integrating theory with practice, to "real effort" for example, followed by an analysis of the various sub-integrated identification system in the restaurant chain operating in the application of a systematic, comprehensive, consistent integration of application system, so as to China's catering chain enterprises in the development of a more effective and more industry support of the theory.

本文通过深入分析CIS理论的本质特征以及应用规律，并基于新的角度对其进行了再认知，然后再以餐饮连锁经营的本质特征和客观需求为依据，将重新整合后的CIS体系与之运营模式相结合，最后理论联系实际，以&真功夫&为范例，依次分析了整合后的各个子识别系统在餐饮连锁经营中的应用，形成了系统、全面、一致的整合应用体系，从而为我国餐饮企业的连锁化发展提供了更有效的、更行业化的理论支持。

In the process of building and using the mass concrete structures, because of the effect of out-side condition and themselves, some faults will form in the structure, these faults will effect the bearing capability and endurance Using nondestructive testing method to test the concrete"s quality and diagnose its healthy, which has the significant sense in assessing the safety stability and research of the administering diseasesThis dissertation mostly researched the testing methods in the mass concrete structure, discussed the principles, methods, features, sphere of application of the ultrasonic testing in the mass concrete structure with faults, used dynamic FEM to simulate the testing process, discussed when the concrete structure with cracks is under the effect of the pulse, how the elastic waves propagate and what are their changing feature, Researched the principles of the first-arriving waves" phase when the cracks" depths are not same, obtained the relation between the inversion point and the cracks" depth, which has the direction sense in the application of projects,The second part of this dissertation is CT , which used the ultrasonic wave running through the tested-substance to get arriving-time of the ultrasonic wave, then inverse the image This dissertation drawed one CT program which can well present the different little cells ultrasonic wave velocity profiles of the substance, thereby to diagnose the quality of the part of the tested-substance, CT has the better using foreground..

在混凝土结构的施工及使用过程中，由于受其自身及外界各种因素的影响，常常会产生一些缺陷，对结构物的承载能力和耐久性造成严重影响，采用无损检测技术进行质量检测和健康诊断，这对混凝土结构开展安全、稳定性评估以及病害隐患治理研究具有重要意义。本论文主要针对大体积混凝土结构缺陷的检测方法展开研究工作，重点讨论了超声波法检测混凝土结构裂缝的基本原理和方法及其特点、适用范围，运用动力有限元数值模拟其检测过程，探讨了有裂缝缺陷的混凝土结构在脉冲荷载作用下弹性波的传播及其变化特征，研究了不同裂缝深度下首波相位变化规律，得出了反转临界点与裂缝深度之间的关系，这对实际工程应用具有指导意义。声波CT是一种新的无损检测技术，它是利用声波穿透被检测体获取声波接收时间，来进行计算机反演成像的技术。本文利用直射线法编制了层析成像程序，能较好地呈现被检测物体各微小单元的声波速度分布图像，从而对检测体的质量状况作出诊断评估，具有较好的应用发展前景。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。