| 1. | Comparison and design of two different deflection angle measurement system for a 2 dof laser scanner 两种二维激光扫描器摆角测量方法的比较和实现 |
| 2. | And with the stones he built an altar in the name of jehovah , and he made a trench around the altar , with a capacity of two measures of seed 32用这些石头在耶和华的名里筑一座坛,在坛的四围挖沟,可容谷种二细亚。 |
| 3. | The promotion action of ionic liquid as an accelerant in synthesizing benzaldehyde ethanediol acetal and benzaldehyde propanediol acetal was studied 摘要以离子液体为促进剂,强酸性聚苯乙烯732催化了苯甲醛与两种二元醉的缩醛反应。 |
| 4. | In the past two decades researchers have explored several alternative strategies , from neural networks to general rules based on advice from expert players , with indifferent results 过去的二十年间,研究人员探究了若干种二选一策略,从神经网络到基于优秀选手的建议而建立的法则,但结果仍是一样。 |
| 5. | Simulation experiments show that the strategy successfully realizes the swing - up control over both rotational and car - pole double inverted pendulums with higher convergence speed and computation accuracy 仿真实验证明,该策略可成功地实现圆轨和直轨两种二级倒立摆的摆起控制,并且算法具有较快的收敛速度和较高的计算精度。 |
| 6. | The fungistasis of dichloromethane extracts 7 plants from were tested by growth rate method with the common fungi such as rhizoctonia solani , cladosporium ucumerinum , alternaria solani and fusarium oxysporium 摘要用生长速率法以辣椒丝核病菌、黄瓜黑星病菌、番茄早疫病菌和黄瓜枯萎病菌为供试菌种,对7种植物的12种二氯甲烷提取物进行了抑菌活性测定。 |
| 7. | However , in south asia , most farmers grow two or even three crops per year on their land and so it is necessary to take future yield maximization research one step - further so that information can be obtained on maximum yields for a cropping pattern 但在南亚,大多数农民一年种二到三季,因此有必要进行进一步的最高产量研究以获得整个种植制度最高产量的资料。 |
| 8. | Applying the criterion of the work state of operational amplifier , the stable operating condition of voltage - controlled voltage source filter 2 is proved in detail and the condition that the filter can be used as the sinusoidal oscillator is given 摘要利用运放工作状态的判据,系统地证明? 4种二阶压控电压源型滤滤器稳定工作的条件,同时给出了用作正弦波振荡器的条件。 |
| 9. | Second , we compute the self - impedance through cavity modal theory and mutual impendance based on reaction theory respectively . then the generalized impedance matrix that reflects the effect of mutual coupling is formed . at last , the effect of mutual coupli ng on 2 - d doa estimation algorithms is investigated and two efficient methods of mutual coupling compensation are proposed 本文首先对两种二维doa估计算法? ssm法和二维酉esprit法的性能进行了比较,用空域平滑算法解决了相干源的二维doa估计;其次运用腔模理论计算微带天线的自阻抗,用反应原理计算微带天线间的互阻抗,进而形成计入互耦影响的广义阻抗矩阵;讨论了互耦对二维doa估计的影响,提出了两种互耦补偿的方法。 |
| 10. | In this paper , the first order scheme and four second order schemes have been applied respectively to analyze the model ' s performance and results indicate that : all second order schemes show a significant improvement in resolution over the first order scheme , when the crount number is 1 , the results of first order scheme are identical to accurate solver just as second order schemes 本文分别采用一阶和四种二阶格式对模型的数值坦化进行了分析,结果表明:二阶格式无数值振荡发生,坦化程度很弱,一阶格式较二阶呈现较大的坦化,当crount数为1时,一阶格式没有任何坦化现象发生,与精确解完全一致。 |