复合

It is suitable for longitudinal cutting of equal-amplitude disk type flexible package materials of radium film, label, aluminum foil complex film material, composite paper and paper.

适用于纸张、复合纸、铝箔复合膜材料、标签、镭射膜材料等幅状盘形软包装材料的纵向分切。

The compound perforation technology adopts a new principle of secondary blasting and secondary fluidics.

复合射孔技术采用二次起爆、二次射流连续接力复合射孔新原理，能大幅度提高射孔深度和孔径，增大渗透面积，理想地沟通油气层段的储油渠道，达到油气田高产稳产的目的。

Considering the problems of spurgear precise plastic forming, such as high deformation resistance, poor flowability and especial hardness to fill cant of gear, technological plan was developed based on precise plastic forming technique, successive control principle and consecutive local deformation theory. Moreover, structures of the rolling preform die and the die with up and down wellrounded forcer for stamping-extrusion and bulge-extrusion combining forming were designed too.

因此本文的主要研究内容和结果如下：本文以某种直齿轮：模数m＝2，齿数z＝20，压力角α＝200，变位系数x＝0为对象，针对直齿轮精密塑性成形变形抗力大，流动性差，特别是成形中齿轮角隅部分更加难以充满问题，基于精密塑性成形技术、逐次控制原理以及连续局部变形原理提出了"直齿轮滚轧制坯－镦挤、胀挤复合精成形"的工艺方案，设计了滚轧制坯的模具结构和上下冲头带圆角的镦挤、胀挤复合精成形的模具结构。

Methods Allograft and complex flap with periosteum of tibien were used to repair bone and skin defects of forefoot in 9 cases ,in which the defects of forefeet were reconstructed by sequential connection with the complex flaps of tibialis posterior artery with saphenous nerve and periosteum in 2 cases.

方法采用异体骨移植、带胫骨骨膜的复合皮瓣修复前足骨和皮肤缺损9例，其中串联带隐神经和骨膜的胫后动脉复合组织瓣修复前足2例。

The content of this course mainly include the feature, equipment, principle and application of high efficient welding method, for example, activating flux assisted TIG welding, narrow gap TIG welding, hot wire TIG welding, oscillating arc TIG welding, plasma TIG welding tandem MIG welding, hybrid arc welding, surface tension transfer MIG welding, oscillating arc MIG welding, mixed-gas MIG welding, two wire or more SAW welding, friction stir welding and laser-MIG hybrid welding, etc.

主要内容涉及到助焊剂TIG焊技术、窄间隙TIG焊技术、热丝TIG焊技术、摆动电弧TIG焊技术、等离子弧焊技术的基本原理、设备、特点和应用。双丝焊MIG方法、复合电弧技术、表面张力过渡、摆动电弧MIG、交流MIG焊、混合气体MIG焊的原理、特点、设备和应用。双丝以及多丝埋弧焊技术、窄间隙埋弧焊技术的原理、特点和应用。搅拌摩擦焊以及激光电弧复合焊接的原理、特点、设备、应用范围。

The structures, features, application principles and on-site applications of six kinds of prevention products developed on the basis of above mentioned methods, i.e., the insulation striped arc-protection fitting, clamping post porcelain/ composite insulator, stab-type arc-protection fitting, stab-type clamping post porcelain/composite insulator, ring electrode MOA with external series gap and stab-type electrode MOA with external series gap, are presented.

分析了10 kV配电网绝缘导线雷击断线机理，归纳出"疏导式"和"堵塞式"2种防护思路，介绍了基于2种防护思路研制的剥线型防弧金具、放电箝位柱式瓷/复合绝缘子、穿刺型防弧金具、穿刺型放电箝位柱式瓷/复合绝缘子、环形电极带外串联间隙金属氧化物避雷器和穿刺电极带外串联间隙金属氧化物避雷器6种防护产品的结构、特点、应用原则及现场应用情况。

Investigation on subway tunnel engineering of England was included. And the technology researching was improving under the cooperation between shng-hai suwan construction compary and Tongji University, the cooperation will garn the leading place.

本文还报道了上海地铁建设公司与同济大学携手合作开展地铁隧道复合纤维混凝土管片技术研究，将开创国内地铁隧道复合纤维混凝土管片技术之先河。

The silicon germanium oxide composite nano line produced in the method has the properties of good fluorescence activity, large specific surface area, adjustable length and thickness; thus the silicon germanium oxide composite nano line is expected to be applied to a plurality of fields such as advanced catalyst design, biological fluorescence label, nano component assembly, microscopic conduction and synthesis of advanced optical, electrical and magnetic material and has potential application value.

通过该方法制备的硅锗氧化物复合纳米线具有很好的荧光活性、大的比表面积以及粗细、长短可调控的性质，因此这种硅锗氧化物复合纳米线有望在许多领域例如先进催化剂的设计、生物荧光标记、纳米器件组装、微观传导以及先进光学、电学和磁学材料的合成中有潜在应用价值。

We describethe efficacy and adverse events associated with a modified epiduralneedle versus a conventional Tuohy needle for CSE. One-hundredparturients requesting labor analgesia were randomizedinto 2 groups: 50—ES 18-gauge modified epidural needlewith 27-gauge Pencan atraumatic spinal needle, 50—conventional18-gauge Tuohy needle with 27-gauge Gertie Marx atraumatic spinalneedle.

我们比较了改良的硬膜外针和传统的 Tuohy 针用於 CSE 的效果和不良事件。100名临产要求行无痛分娩的产妇随机分为2组：50名用 ES 18号改良硬膜外穿刺针复合27号 Pencan 防损伤腰麻针，50名用传统的18号 Tuohy 针复合27号 Gertie Marx 防损伤腰麻针。

To determine the content and release of encapsulated organic chemical both gas chromatography and gravimetry were used.

通过乳液聚合和复凝聚法以十二醇为昆虫激素模拟物制备了包覆有十二醇芯材的聚合物复合颗粒，同时使用气相色谱法和重量法对该复合颗粒中十二醇的含量进行了对比验证。

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。