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A model of letting out of no oil ubricated double whirlpools vortex air compressor was set up, The length of leak line of one cycle was calculated the change of the leak line at work, The change of the length of leak line varying with the crank corner, an
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摘要建立了无油润滑双涡圈涡旋压缩机的泄露模型，根据型线的几何理论计算了一个周期内泄漏线的长度，分析了在工作过程中泄漏线的变化，泄漏线长度随曲柄转角的变化，以及泄露量随排气压力，曲柄转角的变代情况。 |
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A model of mass transfer coefficients in liquid phase near free gas-liquid interface is developed based on the energy spectrum functions of isotropic turbulence.
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摘要在单涡模型的基础上，根据各向同性湍流的能谱函数，考虑不同尺度的旋涡对气液传质的影响，建立了气液自由界面传质系数模型。 |
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A model of nonartesian-artesian pumping well and new techniques of water damhole-well cleaning are put forward.
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提出了无压－承压井抽水模式和“拦水坝”式冲孔洗井等新工艺。 |
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A model of serial systems for multi-echelon inventory control with inventory-level-dependent demand rate was presented, which considered the phenomenon that the demand rate may be influenced by the stock levels.
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摘要针对供应链环境下的多级库存优化控制问题，以系列系统为例，应用级库存理论，并考虑到日常生活中库存水平影响需求率这一现象，建立了一个需求率受库存水平影响的多级库存决策模型。 |
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A model presents a creation from a wedding dress collection by designer Tsai Meiyue at China Fashion Week in Beijing November 18, 2006.
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2006年11月18日，一位模特在北京举办的中国时装周上展示由设计师蔡美月所设计的一款婚纱。 |
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A model presents a creation from a wedding dress collectionbydesigner Tsai Meiyue at China Fashion Week in Beijing Novr18,2006.
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2006年11月18日，一位模特在北京举办的中国时装周上展示由设计师蔡美月所设计的一款婚纱。 |
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A model railway mart will be held on Friday.
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铁路模型展销会将于星期五举行。 |
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A model shows fashionable dresses made by environmental protective materials at a fashion show of environmental protective packaging material in Asian Packaging Design Exhibition held in Shanghai, China, Nov. 26, 2006.
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11月26日，在上海举行的亚洲包装设计展环保包装材料时尚秀上，一名模特展示用环保包装材料制成的时装。 |
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A model test in an organic glass flume with a scale of 1:100 was performed to demonstrate the generation and evolution of piping in embankment foundation with different depths of cut-off wall.
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摘要通过比例为1:100的有机玻璃模型槽进行模型试验，模拟二元堤基条件及不同防渗墙深度下，堤基内管涌的发生和发展过程。 |
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A model to describe the fabrication is set up and discussed.
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建立了描述此方法的模型，并进行了讨论分析。 |
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A model updating optimization algorithm under quadratic constraints is applied to structure dynamic model updating.
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摘要将二次约束优化方法应用于结构动力模型修正问题中。 |
