| 1. | The shortage of event number in experimental sample cause the unstable 实验样本中事件数较少是其行为不稳定的缘故 |
| 2. | An experimental sample made by new lom process and diffusion welding process is presented 本文应用热扩散焊接研究成果和新lom方法制作了样模。 |
| 3. | Finally , the experimental samples are manufactured according to the design parameters . the experiment samples are tested and measured data is obtained 最后,对所研究的天线进行了制作与测试,根据设计参数制作出天线实物,对天线各项性能指标进行了测量。 |
| 4. | ( 4 ) with the help of the experimental samples , a drnn identifier is trained off - line utilizing the compound identification method . the nonlinear dynamic model is achieved for the experimental mechanism 4 .在系统辨识方面,本文以实验输入输出数据作为训练样本,采用复合辨识方法离线设计了动态递归神经网络辨识器,获得了弹性连杆机构的非线性动力学模型。 |
| 5. | The system has been applied in the experimental sample , which has met all designing performance requirements with steady working performance on the condition of laboratory , high anti - interference ability and steady image transmission quality and is worthy of being promoted 制作的实验样机,达到了各项设计性能指标,在实验室条件下运行稳定,抗干扰能力较强,传输图像质量稳定,具有一定的应用价值。 |
| 6. | A bp neural networks is designed to learn and classify the result coming fom the combination and standardization of every energy measure matrix . the experiment proves that the recognition rate of the system can reach to 95 % or more when the number of the experimental sample is limited 将分解得到的各能量测度矩阵的组合经规范化后由bp神经网络进行学习和分类,实践证明此笔迹鉴别系统对实验中提取的有限样本的鉴别正确率可达95以上。 |
| 7. | ( 6 ) this dissertation makes a detailed study of the nn based adaptive control of nonlinear dynamic systems . two types of drnn controllers are designed using the experimental samples , which are named the open - loop controller and the close - loop controller respectively . the experimental mechanism is controlled on - line by means of the nn based direct self - tuning control strategy and the nn based indirect adaptive control strategy 6 .本文对基于神经网络的非线性动态系统自适应控制方法进行了深入研究,利用实验输入输出数据离线设计了动态递归神经网络开环、闭环控制器,并分别采用基于神经网络的直接自校正控制方法与基于神经网络的间接自适应控制方法对弹性连杆机构实施了在线控制。 |
| 8. | Experimental sample dct375 with collector - combed structure has better parameter such as icm , pq , pd and / r etc . than traditional - structure devices and overseas devices of the same kind . collector - combed structure technology opens up a new way for the further research of new high - frequency , microwave power devices 研制出的梳状集电结(基区)结构试验管dct375 ,其最大电流容量、最大输出功率、最大耗散功率以及频率特性等电参数明显比传统结构器件和国外同类产品有大的提高。 |
| 9. | Furthermore , according to results , the resistance of steel can reflect the damage exactly . ( 2 ) depending on the analysis of flaw size of the experimental samples , a theoretical model has been reached . the model is more close to the experiment result 在观察得到的试样表面裂纹的萌生和扩展规律的基础上,通过对损伤后的实验数据进行拟合,得到了钢的疲劳损伤累积的一般理论模型,该模型更好的反映了钢在疲劳循环的中早期的破坏,在疲劳测量精度上有了较好的改进。 |
| 10. | The application experiment of aroma - producing active dry yeast in vinegar production demonstrated that the sensory quality , total acids content and total esters content of experimental samples were better or higher than that of contrast samples ; the flavoring compositions quantity , content and species in experimental samples were higher or more than that in contrast samples ( especially ethyl acetate content and ethyl lactate content increased by 0 . 99 % and 1 . 22 % respectively ) ; the use of dry yeast could increase flavoring compositions content in vinegar , better vinegar aroma , and improve vinegar quality ; and the optimum use level of dry yeast was 0 . 2 % ( for main grains ) 摘要生香活性干酵母的食醋生产应用试验表明,试验样的感官质量及其总酸、总酯含量均比对照样有所提高;试验样(蒸馏液)香气成分的数量、含量和种类均比对照样(蒸馏液)多,尤其乙酸乙酯、乳酸乙酯的含量分别提高0 . 99 %和1 . 22 % ;应用生香活性干酵母可提高食醋中香气成分的含量,改善了食醋香气,提高了食醋质量;生香活性干酵母的适宜用量为0 . 2 % (对主粮) 。 |