obturator造句

• Ct diagnosis of the obturator hernia report of 9 cases
  家族性颅骨锁骨发育不全的影像学表现附6例分析
• Sterile obturators for single use with over - needle peripheral intravascular catheters
  带过度指针的外部血管内导管的一次使用消毒填塞器
• Sterile obturators for single use with over - needle peripheral intravascular catheters
  一次性使用的与针头相连的辅助血管内导管用无菌充填器
• Control cocks for household appliances using gaseous fuels - safety cocks with integrated automatic obturator
  使用气体燃料的家用装置的控制旋塞.安全旋塞
• Accessory devices for sterile single - use intravascular catheters - part 2 : obturators for over - needle peripheral catheters
  一次性使用无菌血管内导管辅件.第2部分:套针外周导管管塞
• Obturator prostheses fabricated for patients to improve nasal emission during speech , and assist in preventing nasal reguritation of food
  如此状况可以制作闭孔器以改善患者发音与饮食上的不便来改善不快感。
• Road tankers . transportation of liquefied gases . internal stop and safety obturator . nominal diameters dn 50 , dn 80 and dn 100 for service pressure between 4 bar and 40 bar
  罐车.液化气运输.工作压力4 40ba直径dn50 . dn80和dn100的内部止流安全阀门
• Obturator hernia , a rate cause of hernias with a female - to - male ratio of 6 : 1 , is more commonly presented as bowel obstruction among elderly women
  摘要闭孔疝气为一罕见之疝气成因，据统计好发于年长之女性，男女比例约为1 ： 6 ，且常以肠阻塞之症状来表现。
• For valves intended for certain applications , e . g . end of line service , an obturator strength test in accordance with en12266 - 2 : 2002 , test p20 shall be carried out
  对于在特定使用环境中使用的阀门，比如，管道伺服系统的终端，对密闭装置进行力度测试，测试需符合en12266 - 2 ： 2002和p20测试。
• 4 ) the method for rapid implementation of parameterized modeling of geometry and finite element of structure through a universal cae software ( msc . patran ) is researched , and parameterized modeling of the obturator of the breech mechanism is accomplished using the method
  研究了在通用cae软件( msc . patran )环境下，快速实施结构几何和有限元参数化建模的方法，并对炮闩闭气结构实施了参数化建模。
• 5 ) the 3 - d geometry and finite element model of the assembly of the optimized obturator of the breech mechanism is set up in terms of the optimized structural parameters . quasi - static and dynamic finite element analysis of stiffness , strength and obturating performance of the optimized obturator of the breech me chanism is performed
  利用优化后的结构参数建立了优化后炮闩闭气结构的装配体三维几何实体模型和有限元模型，对优化后的炮闩闭气结构刚强度和闭气性能进行了准静态及动态多体接触弹塑性有限元分析。
• Application of structural optimization and nonlinear finite element technique to nonlinear multi - component structural system ( assembly ) is studied for the sake of the obturator of the breech mechanism of an automated mortar . the method and technology for optimizing nonlinear multi - component structural system with contact is mainly researched in this thesis
  以某自动迫击炮炮闩闭气结构为背景，对结构优化与非线性有限元技术在多构件非线性结构(装配体)系统中的应用进行研究，着重在对存在接触关系的多构件非线性结构系统进行优化设计的方法和技术途径方面进行了研究和探索。
• 3 ) a 3 - d geometry and finite element model of the assembly of the obturator of the breech mechanism is established . quasi - static and dynamic finite element analysis of stiffness , strength and obturating performance of the obturator of the breech mechanism is carried out , based on elastoplastic theory and multi - body contact algorithm , and the simulation results coincide with experimental results , further , th e effect of friction factor on its obturating performance is investigated
  建立了炮闩闭气结构的三维装配体几何实体模型和有限元模型，对炮闩闭气结构刚强度和闭气性能进行了准静态及动态多体接触弹塑性有限元分析，分析结果与试验结果相吻合，进一步研究了摩擦系数对其闭气性能的影响。
• Graphical user interfaces are developed to be convenient for implementing of parameterized model and debugging of program parameters . program of optimization based on ga is designed to optimize obturating performance of the obturator of the breech mechanism , further , the effect of control parameters of ga and friction factor on the optimal structure is studied
  开发了实施参数化建模和程序参数调试的界面，编制了遗传算法优化程序，对炮闩闭气结构进行了闭气性能优化，并研究了遗传算法运行的控制参数对优化结果的影响以及摩擦系数对最优结构形式的影响。
• It shows many typical characters seen in the type species of the genus of sinornithosaurus , which discovered also from western liaoning . ngmc 00 - 12 - a can further be included in sinornithosaurus by the dentary bifurcated posteriorly , unserrated premaxillary teeth , u - shaped furcula , extremel y short manual phalanx iii - 2 in comparison with the length of phalanx iii - l , very large and developed obturator process of the ischium , partially arctometatarsalian metatarsal iii and so on
  它具有许多中国鸟龙属sinornithosaurus所特有的特征，如：齿骨后部分叉、前颌骨齿齿冠前后缘均无小锯齿、叉骨u形、第指第2指节很短、坐骨封闭突极大且具有坐骨后背突、第?骨部分窄足型等，因而无疑应归入该属中。
• Success in optimizing the obturating performance of the obturator of the breech mechanism shows that the method and technology for optimal design of nonlinear multi - component structural system with contact put forward in this thesis is effective and practical . structural optimization problems that are difficult to solve through the optimization method available in the universal cae software can be accomplished by means of this method
  对炮闩闭气结构闭气性能优化的成功说明了本文提出的对存在接触关系的多构件非线性结构(装配体)系统进行优化设计的方法和技术途径具有实用价值，可以解决在通用cae软件中现有优化算法难以解决的结构优化问题。
• Comparison of stiffness , strength and obturating performance of the initial obturator of the breech mechanism with those of the optimized one is made , which indicates that the stress concentration that leads to fatigue failure in the optimized structure is eliminated . the flexibility of the optimized obturator of the breech mechanism is considerably increased and its obturating performance is substantially improved
  对优化前后炮闩闭气结构刚强度和闭气性能进行了对比，优化后的结构应力集中问题得到了有效控制，消除了潜在的疲劳源，结构的柔性得到很大程度的提高，闭气性能有了明显改善，实现了优化的目的。