Study the Static and Dynamic Characteristics of Pneumatic Pressure Regulator Based on MATLAB Simulation

Finally, Dad turned off the stove, the pot began to cool and the pressure relief valve sprayed out a cloud of steam.

最后,爸爸关掉炉子,锅开始冷却,减压阀喷出一团蒸汽。

高考真题- 2015 四川 阅读B

Model JZ-425 Pressure Reducing Valve and the Improvement Design of Voltage Regulating Installation

JZ-425型减压阀及调压装置的改进设计

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The function requires accurate connections of the synapses among the neurons, which not only needs the synapse formation, but also relies on the neural transmitter releasing.

学习记忆功能需要神经元之间精确的突触联系，这不但依赖于神经元突触的形成，还依赖于神经递质的释放。

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The membrane-bound axon guidance molecule Netrin-G2 is preferentially expressed in the central nervous system and plays a role in synapse formation and maintenance.

目的：Netrin-G2是一种主要在中枢神经系统表达的神经轴突导向因子，在轴突的形成及神经细胞的迁移中发挥作用。

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Recent studies shed new light on the molecular mechanisms of central synapse formation by discovering a group of cell adhesion molecules exerting potent synaptogenic effects.

近期的研究又有新的亮点，发现一组细胞黏附分子具有很强的突触发生作用，使中枢突触形成的分子机制更加明朗。

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Insulin receptors are dispersed throughout the brain, with the highest density located in the cerebral cortex and hippocampus where insulin signaling contributes to neuronal survival, synaptogenesis and asynaptic remodeling, dendritic spine formation and excitatory synapse development in hippocampal neurons.

胰岛素受体在脑组织中分布广泛，而在大脑皮层和海马区域分布密度较高。在海马区域胰岛素信号通路参与神经元存活、突触的形成及突触可塑性、树突棘的形成和兴奋性突触的发育。

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Conclusion: The larger curved contact surfaces of perforated synapses and projectin to pre synaptic area, as well as the thicker postsynaptic densities with subsynaptic dense bodies were consider as the morphological feature of synaptogenesis and its plasticity.

结论：穿孔突触接触面曲度较大，并凸向突触前区域，突触后致密物质较厚，可见突触下致密小体，均可作突触发育和可塑性突触的形态特征。

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The neural growth – associated protein GAP-43 has properties of a general intrinsic determinant of anatomical plasticity. Its expression in neurons correlates closely with axonal elongation, synaptogenesis, and nerve sprouting during development and in the adult.

GAP-43在神经元中的表达与发育和成年期间轴突的延伸、突触发生和神经的大量生长紧密相关，是可塑性有关的因子。

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Nerve growth factor ( NGF) is one of the identified and best known neurotrophic factors. It has been showed to be able to promote the growth, differentiation and regulate the survival and synaptogenesis of Central and peripheral neurons.

神经生长因子（Nerve growth factor，NGF）是研究最深入的神经营养因子之一，已证明其能促进神经元增生和分化，调节中枢和外周神经元存活和轴突生长；

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Whether the neuronal somata of dorsal root ganglion ( DRG) which underwent the collateral sprouting and synaptogenesis in spinal lamina ⅱ could display morphological changes was explored under the morphine dependent conditions.

在吗啡依赖条件下，观察了脊髓板层发生轴突终末侧支生芽和建立新突触的背根节神经元的胞体是否出现相应的形态变化。

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Epidemiological survey data and genetic studies have shown that genes which involved in the process of neural development, such as synaptogenesis and synaptic plasticity have been discovered as the susceptibility genes of autism.

研究显示，一些影响神经发育的基因，比如与突触发生和突触可塑性相关的一些基因是孤独症易感基因。

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Maturation of presynaptic transmitter secretion machinery and trafficking of postsynaptic receptors are two critical steps in synaptogenesis and synaptic development of central nervous system ( CNS).

突触前递质释放装置的发育成熟和突触后受体的转运是中枢神经系统突触发育过程中非常重要的两个方面。

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~ Conclusions N-cadherin may be involved in the process of mossy fiber axonal outgrowth and synaptogenesis in the hippocampal dentate gyrus.

结论癫痫状态后在海马齿状回内分子层N-cadherin的表达上调，N-cadherin可能参与了癫痫后苔藓纤维出芽和突触重组过程。

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This finding shows the important role of astrocytes in synaptogenesis and also the important role in studying the mechanism and clinical therapy of the neurological diseases including epilepsy.

此发现对于理解胶质细胞的新功能以及研究癫痫等神经性疾病的发病机制及治疗具有重要意义。

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Synaptogenesis is a critical step in development of neural system.

突触发育是神经系统发育的重要环节。

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Because the endogenous estrogen can affect the dendritic development and synaptogenesis, so we speculate that BPA with the estrogenic activity can disturb the structure of dendritic development.

由于内源性雌激素影响树突发育和突触发生，因此，我们推测具类雌激素活性的BPA可干扰雌激素活性影响树突的结构发育。

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Researches revealed that APP had multiple functions in cell growth, cell adhesion, neuritic outgrowth, synaptogenesis and wound repairment.

研究表明APP在细胞生长、细胞粘附、突起生长、突触发生、创伤修复等多方面有多种功能。

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The pinch-release retainer end of the wiper element should always be oriented towards the end of the wiper blade that is nearest to the wiper pivot.

雨刷组件的夹紧-释放式夹持器末端应该经常朝向靠近雨刷枢轴的雨刷片的末端。

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Our company is mainly supplying wiper blade: front window wipers, rear wipers, wiper arms, as well as wiper accessories, including adaptor, wiper rubber, stain plate and so on.

我们公司主要供应的雨刷片有：前窗雨刷，后窗雨刷，雨刷臂，以及配件，包括插座、橡胶、染色刮板等。

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( iv) motorcycles, light motor vehicles, bicycles, electric bicycles, motorized wheelchairs, scooters, skateboards, roller-blades, or similar tools for travel, with the exception of baby carriages, and manual or electric wheelchairs;

（四）代步工具，包括摩托车、助动车、自行车、电动自行车、机动轮椅车、踏板车、滑板、带轮鞋等，但婴儿车、手推轮椅、电动轮椅除外；

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