The paper deals with the existence of nontrivial solutions to a class of nonlinear Hammerstein eigenvalue problems using the cone theory and the topological approach. THE STUDIES OF HALF TOPOLOGICAL APPROACH ABOUT CLOSE BORON HYDRIDE ANION ET AL

The studies of half topological approach about close boron hydride anion et al

闭式硼烷阴离子等的半拓扑图式研究

Study on Adsorption of Boron on Magnesium Hydroxide in Brine

氢氧化镁吸附卤水中硼的研究

By the investigation of instantaneous critic loads and durable critic loads, the mechanism of creep buckling of boron fiber/ epoxy matrix laminated plates and boron fiber/ epoxy matrix cylindrical shells exhibiting viscoelastic behavior is revealed.

通过对瞬时临界荷载与持久临界荷载的分析，以硼纤维环氧树脂基复合材料为例，揭示了粘弹性层合板和层合圆柱壳在蠕变荷载下的延迟失稳机制。

The effects of parameters of hot pressing temperature, pressure, time and circumstance to mechanical properties of the B/ Al composites and boron fiber itself are analyzed.

从工艺的角度分析了复合工艺参数&温度、时间、压力和环境对B/Al复合材料及对B纤维的影响。

Thickness effects on fatigue properties of cracked aluminum alloy plate single-side repaired with boron fiber/ epoxy patches

铝合金板厚度对硼/环氧补片单面修复试件疲劳性能的影响

Boron fiber reinforced epoxy resin

硼纤维增强环氧树脂

Effects of aluminum alloy plate thickness on single-sided repair efficiency for boron fiber/ epoxy composites

铝合金板厚度对硼纤维/环氧复合材料单面修复效果的影响

Failure Modes of Unidirectional Boron Fiber/ Epoxy Resin Composites for Repair of Damaged Aluminum

修复用硼纤维／环氧单向复合材料的破坏模式研究

A Study of the Recycling of BCl 3 during CVD Boron Fiber

CVD法生产硼纤维过程中BCl3的回收再利用的研究

Research Development of the Reaction Sintering on Boron Carbide

反应烧结碳化硼的研究进展

Boron carbide powders made by different producing process effect the property of ceramics

不同冶炼工艺生产的碳化硼粉末对其陶瓷性能的影响

Current Research for Low Temperature Sintering of Boron Carbide Ceramics

碳化硼陶瓷低温烧结技术的研究现状

Application and Development of Boron Carbide Material in Nuclear Reactor

碳化硼材料在核反应堆中的应用与发展

Analysis on the mechanical properties and its influence factors for boron carbide

碳化硼陶瓷力学性能及其影响因素

Boron carbide coatings were deposited via vacuum plasma spraying, and then their microstructure, phase composition, hardness and bonding strength were examined.

本文采用真空等离子喷涂方法制备碳化硼涂层，对涂层的结构、组成、硬度及结合强度进行了观察与测定。

Activated sintering and sintering kinetics of boron carbide with carbon as activator

掺碳碳化硼活化烧结及其动力学

The effects of solvent of Grignard reagent, pyridine hydrochloride and boron tribromide on yield of product were investigated.

考察了格氏试剂的溶剂、反应物盐酸吡啶和三溴化硼对脱甲氧基收率的影响。

Properties of boron nitride phosphide photoelectric films and theirs application in visible-blind UV detector

BN xP（1-x）光电薄膜的性能及在紫外探测中的应用

The results show that the relatively low content of Carbon 、 Manganese 、 Vanadium 、 Boron in deposited metal is a direct cause which promotes formation of ferrite net in weld metal.

结果表明，熔敷金属C、Mn、V、B含量偏低是促使焊缝金属产生网状铁素体的直接原因。

The effect of zinc, manganese, molybdenum, boron applied as isolation or combination on yield, protein content and oil content in different soybean genetic types was observed.

探讨了锌、锰、钼、硼4种微量元素肥料单独及配合施用对不同基因型大豆籽粒蛋白质含量、脂肪含量及产量的影响。