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Moisture content thresholds for ignition and rate of fire spread for various dead fuels in northeast
Fuel moisture content is one of the important factors that determine ignition probability and fire behaviour in forest e......
On the assumption that the vortex and the vertical velocity component of the current aresmall,a mild-slope equation for ......
The effects of wave-induced radiation stress on storm surge were simulated during Typhoon Saomai using a wave-current co......
,Propagation of the off-axis superposition of partially coherent beams through atmospheric turbulenc
The propagation properties of the off-axis superposition of partially coherent beams through atmospheric tur-bulence and......
The surface acoustic wave (SAW) propagating in a sample of steel is simulated by using finite element method (FEM). The ......
To fight against malicious codes of P2P networks, it is necessary to study the malicious code propagation model of P2P n......
The architecture of carry chains in Field-Programmable Gate Array(FPGA) is introduced in this paper. The propagation del......
P2P网络主动型蠕虫采用主动扫描邻居节点信息的策略,能在短时间内破坏整个P2P网络,成为网络信息系统最为严重的安全威胁。结合主动......
采用不同基本培养基和生长调节物质浓度组合,诱导蝴蝶兰花梗节间切段形成类原球茎和增殖的结果表明,花梗可见后10d的切段诱导效果较......
用费曼的路径积分理论对电子概率波通过"光栅"所产生的衍射效应进行了定量分析,该方法简便、直观.......
简要介绍了电磁干扰的定义、抗干扰设计的基本原则以及如何在实际的电源系统中降噪。...
针对茶树无性系育苗周期长以致不适应茶产业快速发展需求的问题,本研究开发了一种基质育苗技术,将育苗周期由传统的14-18个月缩短......
针对当前瓦斯爆炸传播规律研究主要集中在无通风状态的单条管路或简单分叉管路,对通风管网中的瓦斯爆炸传播研究极少的现状,采用数......
在饱和土地层中建设了大量的工程项目,由于安全和防卫的需要,这些重要的工程必须考虑爆炸应力波荷载的作用,研究饱和土中爆炸应力波传......
介绍了Internet动力学和拓扑特征,分析了引发Internet级联故障的原因,提出了一种简单的Internet级联故障模型(ICFM).仿真实验验证了Inte......
采用定向感知天线模型建立基于有向天线的无线传感器网络中的病毒传播模型,通过智能监视节点广播的切换天线消息触发无线传感器网......
文章基于活性炭纤维材料的结构特征,根据Voronina模型,引入活性炭纤维材料结构因子,采用声阻抗转移方法,建立了活性炭纤维材料理论......
为了大量生产东北刺人参不定根,研究了培养方式和反应器内培养基中IBA浓度、糖种类以及白糖浓度对其不定根增殖生长的影响,结果表......
通过香花槐引种繁殖和栽培试验,结果表明:香花槐速生,优质,易繁殖,一年两次开花,是绿化、美化、香化、水保、蜜源等多功能的树种,......
路径积分量子化在近代物理中的应用愈来愈广泛。本文叙述路径积分量子化方法及其与正则量子化的等价性;应用路径积分量子化方法研......
白蛾周氏啮小蜂是寄生于美国白蛾蛹体内的天敌昆虫。为探索该小蜂的林间释放最佳效果,我们对白蛾周氏啮小蜂的出蜂时间、出蜂孔数、......
研究了在外加磁场作用下石墨烯与半导体复合纳米层状结构的表面等离子体波传播特性。推导了表面波在石墨烯与半导体组合的纳米层状......
【研究目的】对大花蕙兰品种‘绿宝石’与春剑杂交原球茎增殖与分化进行研究。【方法】设置不同培养基、6-BA 和 NAA以及不同添加......
文章对半线性弹性动力学方程组的初值奇性传播问题建立了余法分布空间,然后讨论了该空间的一些基本性质,最后得到了该空间的拟微分......
网络环境下,电子资源试用是高校图书馆发展电子馆藏、控制电子馆藏质量的重要一环。阐述了高校图书馆对试用电子资源进行宣传的必......
该文通过对福州市公众环境意识的调查分析,探讨了应采取相应的环保宣传教育措施。...
对福建观音莲座的宿存叶柄采用不同基质、不同浓度的生根粉-6(4 h处理)和不同年龄的三因素三水平正交设计扦插繁殖试验.结果表明:......
吉田A是连山壮族瑶族自治县农业科学研究所选育的野败型籼稻三系不育系,具有米质优、配合力强、开花习性好、异交结实率高等特点。......
僵尸网络是一种从传统恶意代码进化而来的新型攻击方式,已成为Intemet安全的一个重大成胁。建立僵尸网络的传播模型已成为研究僵尸......
Propagation of native species in local nurseries is an important activity in reforestation and forest restoration progra......
Stevia rebaudiana Bertoni, a non caloric natural sweetner is currently the available substitute to sugar. It is a genus ......
本文对ECL电路的瞬态特性进行了较详尽的分析,给出了适于全温区的较精确的电路延时间表达式,并对影响tpd的主要参数的温度特性进行了分析。......
Behaviour of Multiscale Progressive Damage for Different Matrix Glass Fiber Reinforced Plastics Bars
The damage formation and evolution of glass fiber reinforced plastics( GFRP) bar on mechanical properties were mainly ev......
Grafting Propagation Techniques of Red Sandalwood ( Pterocarpus santalinus ), a Precious Hongmu Tree
[Objectives] This article aimed to study the grafting propagation techniques of red sandalwood ( Pterocarpus santalinus ......
Gaussian beamed millimetre wave propagation characteristics due to reflecting behaviour in circle tu
Propagation characterization is one of the main building blocks for millimetre wave(MMW) communication.The Gaussian beam......
Low cycle fatigue crack propagation(FCP)behavior of two PC/ABS blends with a weight ra-tio of PC to ABS being 80/20 and ......
The fracture behaviour and crack propagation features of coal under coupled static-dynamic loading conditions are import......