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free dropping
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  自由落体
     METHODS On the basis of the animal model of traumatic DBI caused by free dropping, we measured the water content, the levels of TXB 2, 6 keto PGF 1α , cAMP and cGMP, and observed the changes of the blood brain barrier (BBB) permissibility by the Lanthanum Nitrate labeled electroscope to assess the protective effect of MCPG on the brain tissues after DBI in rats.
     方法 在自由落体致 DBI模型的基础上 ,通过测定脑组织含水量、TXB2 ,6 - keto- PGF1α,c AMP,c GMP等水平变化 ,以及应用硝酸镧标记电镜分析观察血脑屏障的通透性改变 ,探讨 MCPG对 DBI的保护作用及其机制 .
短句来源
     METHODS In the model of traumatic DBI caused by free dropping, the water content and the levels of glutamate, TXB2, 6 keto PGF1α, cAMP and cGMP were measured, and the blood brain barrier (BBB) permissibility was observed by the Lanthanum Nitrate labeled electroscope to assess the protective effect of Riluzole on brain tissues after DBI in rats.
     方法 在自由落体致弥漫性脑损伤模型的基础上 ,通过测定脑组织含水量、谷氨酸、TXB2 ,6 - keto- PGF1α,c AMP,c GMP等水平变化 ,以及应用硝酸镧标记电镜分析观察血脑屏障的通透性改变 ,评价 riluzole对弥漫性脑损伤的保护作用 .
短句来源
     Methods 40 New Zealand adult rabbits were divided randomly into control group and treatment group. The severe brain injury was caused by modified Feeney free dropping model. The rabbits of control group were treated with mannitol and normal saline, and except that magnesium sulfate was offered to the treatment group after trauma.
     方法新西兰大白兔40只,随机分为对照组和治疗组(硫酸镁组),采用改良Feeney自由落体脑损伤装置制作重型脑外伤模型,脑外伤后对照组给予甘露醇生理盐水静滴,硫酸镁组则在此基础上给予硫酸镁。
短句来源
     METHODS One hundred Sprague-dawely rats were randomly divided into 5 groups. Free dropping body led to the brain injury of rats.
     方法 大鼠 10 0只随机分为 5组 ,采用自由落体致大鼠脑损伤 ,伤后 0 .5 ,3,2 4和 16 8h取材 ,研究脑微血管形态学变化 ,并用核磁共振波谱法分析颅脑损伤局部脑组织代谢的变化 .
短句来源
     Rats of injury group were get severe brain injury by improved Feeney free dropping objective mode.
     24/J’时后,损伤组采用改进的Feeney自由落体损伤装置进行打击,致伤冲击力为0刀88N·S,造成严重脑挫裂伤。 未损伤组不予打击,余处理同损伤组。
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  “free dropping”译为未确定词的双语例句
     Results Results (1) Compared with group A and B, a significant decrease of consciousness score was observed in all animals that were subjected to free dropping weight impact (P<0.01);
     结果:(1)与A、B组比较,C、D组动物在CCI后均出现意识状态评分的显著下降(P<0.01);
短句来源
     Study on the Free Dropping Velocity of Fiber-Particle
     纤维性粉尘自由沉降速度问题的研究
短句来源
     This article is mainly to research how to calculate the Free Dropping velocity of Fiber-Particle, and carry out experiment research.
     本文主要研究了纤维性粉尘自由沉降速度的计算方法,并进行了实验研究。
短句来源
     On the other side, the research about the Free Dropping velocity of sphere particle is mature, and it has come into some theories and calculation methods which have been accepted widely by people.
     与此相反,球形粉尘自由沉降速度方面的研究已经比较成熟,形成了一些被人们广泛接受的理论和计算方法。
短句来源
     So, we can calculate the free dropping velocity of fiber-particle with the method of sphere particle. Base on this, author establish the theory model which is used to calculate the Free Dropping velocity of sphere particle.
     然后,通过引入球形度,把纤维性粉尘精确的当量成球形粉尘,从而可以用计算球形粉尘自由沉降速度的方法来计算纤维性粉尘,作者据此建立了求解纤维性粉尘沉降速度的理论模型;
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  相似匹配句对
     Study on the Free Dropping Velocity of Fiber-Particle
     纤维性粉尘自由沉降速度问题的研究
短句来源
     On f-free Subsets
     关于f-free子集
短句来源
     free association;
     自由联想;
短句来源
     Dropping and Raising
     失落与张扬
短句来源
     Effect of Composite Salviae Dropping Pill on the arrhythmias induced by exogenous free radical
     复方丹参滴丸对外源性自由基所致心律失常的影响
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  free dropping
It was produced the free dropping of the fixed mass from fixed height on this plate.
      


Tests were performed on polyethylene,polyester glass fiber reinforced plastic and other meterials resisting against toluene,dioxane andother organic solvents.The results showed that those containers were not sostable.Stozage container of 20 L was constructed with stainlers steel It wassubjected to pressure test of 2 kg and free-drop test from 1.2m high andshowed no leakage.The container proved to be sastifying during practicaluse as well.

本文进行了聚乙烯、聚酯玻璃钢等材料耐甲苯、二氧六环等有机溶剂的试验。试验结果表明,用这些材料制成的容器存放放射性有机废液是不安全的。选用不锈钢研制了20L 有机废液贮存桶,经耐2kg 水压和1.2m 坠落试验,均无损漏;实际使用效果较为满意。

An axisymmetric flat blunt conical made of steel is designed as a free dropping testing model. Method of long towing cable is used to determine of impact. A linear relation between maximum pressure and entering velocity, P=1.016+1.139v_o is found experimentally for such a model. The graphical relations between various hydroelastic parameters and time are also included.

制作一个钢质锥柱形平头旋转壳体,使用中国船舶科学研究中心的冲击水池,采用自由落体投放,拖长线测量方法,测定撞水压力、撞水加速度及撞水应变.由测值得出乎头旋转体入水的峰压与初速成正比关系,P=1.016+1.139υο,并实测出体现水弹性各参量关系的时程曲线.

The effect of firmness(H)on coefflcient of restitution (r)or percentage of absorbed energy(E)were e-valuated for peaches under free drop height 3 cm. By means of regress analysis,hte following correlative mathematical models were established:(1)1/r=a+b/H;(2)E=a.The percentage of absorbed energy is more suitable to parameter of firmness sorting thab the coefficient of restitution,The bruise volume of peach under free drop height 3 cm is very small.

建立了桃子冲击力学特性参数(恢复系数、能量吸收率)与其硬度的数学模型,从而为快速非破坏预测桃子成熟度(硬度)和实现机械自动化分级提供必要的科学依据。

 
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