First-principles study of the structures and electron states of IVB and VB transition metal carbides and their surfaces

Progress of IVB Metal Complexes as Catalysts for Olefin Polymerization

IVB金属配合物催化烯烃聚合的研究进展

Observation of IVC blood flow changes followed by echocardiography.

运用多普勒超声观察不同的气道阻力情况下，下腔静脉血流随呼吸的变化。

Fault classifications in air filter of IVC based on SOM network

基于SOM网络的IVC空气过滤器故障分类

Methods 53 patients with IVC stenosis caused by tumor had detailed information.

方法53例肿瘤性下腔静脉狭窄病人，有完整随访资料。

The Research of IVC System Technologies Basing on the Wireless Sensor Network

基于无线传感网络的IVC系统网络关键技术研究

Conclusion: The filtering nano-copper complex/ polymer composites IVD can reduce the densities of dog's sperms significantly.

结论：植入过滤型络合铜纳米高分子复合材料IVD可显著降低雄犬精液中精子的密度和活动力，是一种值得进一步研究的非阻塞性IVD。

Conclusions The IVD can release enough Cu++ in vivo and in situ, it is sure of birth controlling effect.

结论镀银管状铜节育栓在体外和活体内均能释放足够浓度的铜离子，有肯定节育效果。

Objective To investigate the pathology and MRI features of the degeneration of lumbar intervertebral discs ( IVD).

目的观察腰椎间盘退变的病理变化及其MRI表现。

The Protective Effect of Nicotinamide on Controllable Axial Loading-induced Rabbit IVD Degeneration Model of Rabbits

烟酰胺对压力致兔腰椎间盘退变的保护作用

On International Volunteer Day ( IVD) we recognize the contribution of volunteers to peace and development worldwide.

我们在国际志愿人员日认可志愿人员对世界和平与发展的贡献。

Influence of Post-coating Treatment on IVD Al Corrosion Performance

后处理对离子镀铝涂层腐蚀性能的影响研究

This will be the second contraceptive study of the IVD in men.

这将是男性“内部装置”的第二次避孕药研究。

IVG chose to denominate its share of the £ 400m loan used to finance the purchase in Swiss francs, without a currency hedge.

IVG Immobilien选择以瑞士法郎来为自己那部分贷款计价，而未作汇率对冲。

Comparison of two method for intestinal cleaning before IVP radiography

IVP造影前清洁肠道的两种方法比较

Diagnostic value of CT following IVP in renal and ureteral disease

IVP后CT检查在肾和输尿管病变中的诊断价值

Objective To evaluate the treatment of cooperative care of patients with IVP.

目的探讨静脉肾盂造影的护理配合。

The Value of Effect Disposal and Diagnosis in 508 IVP Cases

508例顺行静脉肾盂造影（I·V·P）中处理效果与诊断的评价

Outside-part structure can simplify theand distinguish the layers of inner relationship of the original material.

外位语结构可以理清原句内在层次关系,化繁为简.

Difficult start a fire with wood that is wet.

原句是说湿木头不容易燃烧,不是说不容易点燃.

Three kinds of integrator wind-up protection ( IWP) algorithms are proposed for aeroengine digital control system.

提出了航空发动机数控系统三种抗积分器饱和算法。