structural 考研四级六级

The structural models of many kinds of liquid and gas distributors are mainlyd escribed.

着重述了各种气体分布装置和液体分布装置结构形式。

Depending on the chemical composition the structural parameters of the melilite vary in the range between gehlenite and mernite.Melilitic separation and melilite as a primary phase are very rare.

黄长石结构参数，按其化成分是在钙铝黄长石和镁黄长石之间变化，黄长石作为原始矿物相在碱性矿渣中比较罕见。

Fourteen new derivatives of steviol have been synthesized through structural modification.Among them the compound 4 appeared the best bioactivity in relation to bud sprout and growth of cotton plant.

本文对甜叶醇结构进行修饰合成14个新化合物。其中以化合物4对棉花种子发芽及根促进作用最佳。

Project Description: Gulfstream Aerospace and NASA's Dryden Flight Research Center tested the structural integrity of a telescopic 'Quiet Spike' sonic boom mitigator on a NASA F-15B testbed aircraft.

湾流航空和宇航局德莱顿飞行研究中心测试结构完整性伸缩'安静斯派克'爆音缓和对美国航天局F - 15B条试验飞机。

This paper will apply Xquery optimized by the structural function inlining approach to individual news customization, which improved the efficiency of individual news customization to large extent.

本文根据NewsML数据结构化特点和Xquery查询模式特性，将构化函数内法运用到个性化新闻定制中，旨在提高个性化新闻定制模型中检索器检索效率，从而提高了搜索体速度和新闻个性化定制模型效率。

In the case of invariable of outrigger belt and changing the vertical positional arrangement, the effect on structural inner force, natural vibration period and sidesway were discussed.

分析固定加强层水平伸臂位置不变，改变环带竖向位置，研究环带竖向位置对高层框筒结构力性能影响。

There is an obvious rock zonation from the middle to bothsides of the structural shatter zone, generally from marialite orebody through diopside-felsite,biotite-albitite to the host Proterozoic rocks.

构造破碎带岩石具有明显对称分带性：破碎带中心为钠柱石矿体，向两侧依次为榍石透辉石长英岩带、黑云母钠长岩带，并逐渐过渡为围岩。钠柱石矿成因类型为沿构造破碎带产出热液交代脉型。

It is found that the rational located destressing boreholes can induce structural failure of the surrounding rock-mass,consequently the high stress move deeply in the rock-mass,and the stres...

在卸压孔和锚网合支护后改善了围岩附近应力环境,改变了围岩破坏时空次序,对控制围岩变形和破坏具有突出优越性.

The deductive method of atomic spectral terms for equivalent and nonequivalent configurations is the key part of the study of quantum chemistry, structural chemistry and atomic physics.

等效组态和非等效组态原子光谱项推求法是量子化、结构化和原子物理研究重要内容。

In order to study the influence of structural parameters on the optimal normal load, a microslip model was used to formulate the nonlinear dry friction force.

摘要为了研究阻尼结构参数对阻尼叶片最优正压力影响，基于微滑移模型，推导出了阻尼器非线性干摩擦阻尼力计算公式。

Homology analysis by BLAST online revealed that the clone F993-G10-A10-deduced encoding protein was similar to Vitellogenin structural genes (yolk protein genes) protein 1 of Caenorhabditis elegans.

经在线BLASTx分析，克隆F993-G10-A10与秀丽新杆线虫卵黄蛋白原基因序列有较高相似性。

Wuguan marine erosion physiognomy has important geognosy significance in the study of structural movement and the changes in sea level in period of Holocene Epoch.

对于研究全新世构造运动、全新世海平面变化等具有重要科研、科普价值。

The working mechanism and the structural characteristics of KMLZ slant narrow flow deoiler for settled slag and its application in treating industrial sewage are described.

介绍了KMLZ斜窄流沉渣除油器工作原理、结构特征及其在工业污水中应用。

This perturbation of the electronic structure has been known as "pressure-tuning", which can reveal the piezochromism and changes in electronic spectra due to structural distortions.

电子结构扰动一般被称为“压力调整”，可以用来解释形变产生压色性。

In the paper, the comentropy theory is extended and applied to analyze the structural characteristics and law in the process of evolution of hydrologic cycle.

该文拓展了水文循环演化过程中摘理念，并在水文结构特征和规律分析中应用，发现判别其突变或灾变阈值指标，为预测水文循环演化趋势提供了新思维。

A 3D finite element analytic model was established for the rapier driving system to investigate the structural features of its griper heads, belts and wheels.

摘要针对剑杆织机剑带、剑头、传剑轮结构特点，建立了传剑系统三维有限元分析模型。

Then use antitone structural analysis method to recognize and reconstruct the primary tectonic structure and sedimentary feature of a basin in certain geological history.

要认识和重建某个地质历史时期盆地原始构造格局和沉积特征，就必须除去后期叠加构造层和构造变形，即反序构造分析法。

The REE patterns for bitumen is similar to those for supracrustal sedimentary rocks in areas with no basement faults but stabilized structural settings.

在基底断裂不发育且构造稳定区域原油沥青,其稀土模式具有与上地壳沉积岩相似特征。

Abstract： Flocculation and deflocculation of fine sediment play an important role in soil structural stability, agrochemical compounds movement and eroded sediment transport.

摘 要： 细颗粒泥沙絮凝-分散对土壤结构稳定性，土壤中农用化合物迁移以及侵蚀泥沙输移、沉积有重要作用。

The stressed skin diaphragm is a structural system that considers profiled sheet of roof and metope working together with framework and purline.

受力蒙皮是考虑房屋屋面、墙面压型钢板与框架、檩条进行可靠连接而共同工作结构体系。