查询词典 Y-tube

In order to study Y style eccentrically braced link beams of behavior under seismicloading, the calculated model of link beam is established.

Y型支撑耗能梁段在低周循环荷载作用下的抗震性能研究，本文建立了耗能梁段计算模型。

5 Using" Y—Δ"for motor enablement avoids the accident, which could be chose according requirements of the users.

电机启动可采用&Y—Δ&转换方式，从而避免直接启动导致的不良后果。软启动装置可根据用户需要选配。

Objective To explore the effects of acute and chronic stress on behavior and expression of neuropeptide Y and adenylcyclase in rats′ different encephalic region.

目的 探讨急、慢性应激对大鼠行为及不同脑区神经肽Y、腺苷酸环化酶表达的影响。

Firstly,two novel rare earth complexes(CH_2=CHO)Ln~Ⅲ[2,6-_2PhNSiMe _3]_2Li_3Ln=Y(2,Yb(3)containing arylamido and enolate mixed ligands have been synthesized by treatment of 2 equiv of of 2,6-~iPr_2PhNHSiMe_3 with exces n-BuLi at -78℃in THF for 12h,followed by reaction with 1 equiv of LnCl_3at 80℃for 24h in one-pot.All the two compounds were characterized by spectroscopic methods,elemental analyses,and a single-crystal X-ray diffraction study.

首先，-78℃下，在两当量的2，6-~iPr_2PhNHSiMe_3(1)THF溶液中加入过量的n-BuLi，反应12小时，再加入一当量的LnCl_380℃下，反应24小时，一锅法合成了含胺基、乙烯醇基混合配体的新型稀土金属配合物(CH_2=CHO)Ln~Ⅲ[2，6-_2PhNSiMe_3]_2Li_3Ln=Y(2、Yb(3)，上述化合物结构经单晶X-ray衍射、光谱和元素分析表征，表明我们得到的是一类新型的三价稀土配合物。

Checking once a week by probe trap can get similar monitored results to hand sieve sampled wheat. There was a correlative, y =1.0441x + 1.0147, R^2 = 0.9186, between two monitoring methods for Liposcelis entomophila under the field condition.

在散储小麦堆中，采用探管诱捕器每7d检测1次与取样筛检方法得到的结果可达一定的一致性或相关性(y=1.0441x+1.0147， R^2=0.9186)。

It is necessary for preparing the Y-Ba-Cu-O superconducting ceramic with high quality that the equilibrious liquid phase in the sintering should be prevented by selecting ceramic composition or sintering temperature.

在此基础上，独创了银套Bi-Pb-Sr-Ca-Cu-O超导带的升温处理新工艺，试验了Y-Ba-Cu-O超导陶瓷变氧压处理作低温织构生长的可能性。

The influence of sintering temperature and composition on the microstructure of Y-Ba-Cu-O superconducting ceramic prepared by reactive sintering was investigated. While the oxide powders react and sinter into the superconductor, transient liquid phase can disappear rapidly, and equilibrious liquid phase can promote the anisotropic growth of superconducting grains and isolate the grains.

本文运用X射线衍射、光学金相、扫描电子显微分析、热分析等材料研究手段研究了Y-Ba-Cu-O和Bi-Pb-Sr-Ca-Cu-O两个体系超导陶瓷的超导相与显微组织的形成过程，着重研究了液相在此过程中的作用，同时考察了显微组织与超导性能间的关系。

To study the interaction between Eriosoma lanigerum and apple trees, olfactory response of the aphid to different kinds of apple branches was tested by Y-olfactometer and volatiles from the branches were extracted with HS and measured with GC-MS. The result showed that E.

为探讨苹果绵蚜与苹果树的互作关系，用Y形嗅觉仪测试该虫对不同苹果品种枝条的嗅觉反应，顶空萃取枝条挥发物，并进行GC-MS分析。

And selects parabola y=ax2+b (X,+3S supposes 100 points, X,+S supposes 60 points) as the formulation score parametric equation, and determines various indexs evaluation criteria of physical quality in primary selection of eurythmic gymnastics in our country.

并选取抛物线y=ax2+b（X，+3S设为100分，X，+S设为60分）为制定分数的参数方程，并在此基础上确定身体素质各指标的评价标准。

The Jiayue Bridge in Chongqing is an extradosed bridge with double Y-shape pylons,double cable planes and with a main span 250 m.

重庆嘉悦大桥是一座双塔双索面Y形矮塔斜拉桥，桥梁主跨跨径250m，主桥箱梁采用单箱单室大悬臂结构形式，介绍大桥总体设计思路。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。