复合试验

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全国免费服务热线：400 880 2959主营产品：盐雾腐蚀试验箱/二氧化硫试验箱/高温试验箱/低温试验箱/高低温试验箱/高低温湿热试验箱。/高低温交变湿热试验箱/台式恒温恒湿试验箱/恒温恒湿试验箱/精密干燥试验箱/真空干燥箱/高低温冲击试验箱/紫外光加速老化试验机/氙灯耐气候试验箱/换气式老化试验箱/臭氧老化试验箱/防锈油脂湿热试验箱/砂尘试验箱/箱式淋雨试验箱/摆管淋雨试验装置/滴水试验装置/霉菌交变试验箱/盐雾腐蚀试验室/大型高低温步入试验室/恒温恒湿试验室/盐雾恒温恒湿高温复合试验箱/温度老化室/真空紫外老化试验箱/机械式跌落试验台/电脑控制振动台/温湿度振动三综合试验机/温度快速变化试验箱

At the same time, the large-scale shaking table test techniques of saturated sand ground were discussed, such as the design and preparation of saturated sand model ground, the arrangement of sensors and the test load program, which could be used as common reference to the same kind tests as well as necessary technical experience for subsequent shaking table tests on stone columns composite foundation in future.

同时，探索了饱和砂土地基液化大型振动台模型试验技术，如饱和砂土模型地基设计与制备、传感器布置、试验加载方案确定等，为今后开展此类试验提供一般的研究思路，并且为后续碎石桩复合地基振动台试验提供了必要的技术经验。

This experiment mainly study on how make use of multicomponent enzyme to distill volatile oil of pine needle powder's ingredients in order to upbuild a suit of technique and provide basis for the application of extraction herbal medicine by multicomponent enzymolysis method.

摘 要：本试验主要研究利用复合酶提取松针粉的有效成分挥发油，以建立一套行之有效的使用复合酶提取中草药方法，为推广应用复合酶法在提取中草药生产上提供理论依据。

Test the properties of bamboo wood composite container floorings and apitong plywood floorings by ISO1496, square block test and bending test of small species respectively, and analyze the relativities among the three test methods. Test and analysis results demonstrate the deformation of container floorings during ISO1496 test take relative with MOE and MOR of the floorings, moreover take significant relativity with limit proportion strength of floorings.

采用ISO标准检测程序、模拟装箱试验的压块试验、小试件的三点弯曲试验等三种方法分别检测了竹木复合集装箱底板和阿必东胶合板底板的性能，分析了三种方法之间的相关性，认为集装箱底板的装箱试验结果除了与底板的静曲强度和弹性模量有关以外，还与底板的比例极限强度密切相关。

It introduces a kind of novel loading test system, based on the operation principle of damper. this loading system is operated by the driving motor. it realizes the loading, in that the damper has a negative drive force that puts on the motor. Based on the ordinary electromagnetic damper, the thesis presents a novel hybrid excitation electromagnetic damper which has adjustable work characteristic, analyses the working principle and structural feature of the electromagnetic damper, deduces the formulas to calculate the eddy current density through the Electromagnetic theory, analyses the distribution of the eddy current in the cotyloid rotor, and also studies the method of calculating the damp torque, establishes the mathematical model of the electromagnetic damper, analyses the relationship between the electromagnetic damper structural parameter and damp torque, researches the engineering design and analysis method of the electromagnetic damper, provides theory foundation for the design and analysis of the electromagnetic damper, contrives a hybrid excitation electromagnetic damper that satisfies the target request, designs a set of compound excitation electromagnetic damping loading control system whose control core is AT89C51 monolithic integrated circuit, analyses the electric circuit part, and carries on the experimental test to this set of electric circuits. Finally it debugs this electromagnetic damping loading system, this system satisfies the target request proposed.

论文提出了一个全新的加载测试系统种类，该加载系统是在阻尼器工作原理基础上，利用电动机拖动阻尼器运转，从而阻尼器产生一个与运动方向相反的阻尼力矩，该力矩作用在电动机上实现对电动机加载测试；同时，论文在一般电磁阻尼器基础上提出了一种新型的可调式复合励磁电磁阻尼器结构，该种阻尼器的工作特性在一定范围内可进行调节；论文分析了电磁阻尼器的工作原理和结构特点，运用电磁场理论分析推导了电磁阻尼器的涡电流密度公式，分析了涡电流在转子杯内的分布图，并对阻尼力矩计算方法进行了研究，建立了电磁阻尼器的数学模型，分析了电磁阻尼器结构参数和阻尼力矩之间的关系，对电磁阻尼器的设计和分析方法进行了研究，为电磁阻尼器的工程设计建立了理论基础；设计了满足技术指标要求的复合励磁电磁阻尼器和一套以AT89C51单片机为控制核心的复合励磁电磁阻尼加载控制系统，对该控制系统硬件电路各部分进行了分析和设计，对软件进行了设计，并对控制电路进行了试验调试，该系统满足所提出的加载指标要求。

METHODS The minimal effective bactericidal concentration of 60 strains of Gram negative bacteria resistant to QACs was detected by diluting-counting method; the phenotype to QACs by the improved phenotype screening test, the qacE-sull gene of resistance to QACs and sulphonamide compounds by PCR.

方法使用稀释计数法测定60株革兰阴性杆菌对季胺盐复合物的最低有效杀菌浓度，利用改良的表型筛选试验检测耐QACs的表型，采用聚合酶链反应试验检测耐季铵盐消毒剂-磺胺复合物基因qacE-sul1。

Methods:The minimal effective bactericidal concentration of 60 strains Gram negative bacterium resistant to QACs were detected by diluting-counting method; the phenotype to QACs by the improved phenotype screening test,the qacE-sul1 gene of resistance to QACs and Sulphonamide Compou...

使用稀释计数法测定60株革兰阴性杆菌对季胺盐复合物的最低有效杀菌浓度，使用改良的表型筛选试验检测耐QACs的表型，使用聚合酶链反应试验检测耐季铵盐消毒剂-磺胺复合物基因qacE-sul1。

Rheological behaviours have been investigated by means of Haake torque rheometer and AG-10TA universal testing machine. It has been showed that the melt viscosity of PVC/carboxylic ester rare earth salt compound is some greater than that of PVC/organotin mercaptide compound, which can not bring unfavourable consequences at the processing level.

用HAAKE转矩流变仪，AG-10TA万能材料试验机的流变装置对两种稳定剂与PVC的复合物的流变性能进行比较，发现羧酸酯稀土与PVC复合物的熔体粘度在相同实验条件下比有机硫醇锡与PVC复合物的熔体粘度略大，但不会带来加工上的困难。

In this paper,one contrast reinforced concrete short column and three reinforced concrete short columns strengthened with concrete and exterior steel plate were tested to investigate their shear behaviors,based on experiment results,it is revealed that complex strengthening with concrete and exterior steel plate can impactful improving shear bearing capacity of reinforced concrete short column.

进行了1根对比钢筋混凝土短柱和3根用混凝土和外包钢板复合加固钢筋混凝土短柱的受剪试验研究，试验结果表明，用混凝土和外包钢板复合加固可有效提高钢筋混凝土短柱的斜截面抗剪承载力。

It was carried out to optimize combination scheme experiment of three factors among level-border specifications, irrigation quota and fertilizer methods under the condition of level-border + plastic film irrigation for corn in the sand of soil by cross experiment methods.

为了研究玉米水平畦灌与膜上灌复合节水节肥的效果，采用正交试验法，在沙性土壤上，对复合灌水条件下的水平畦田规格、灌水定额和施肥方式3因素的最优组合方案进行了试验研究。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。