查询词典 experimental method

Experimental results prove that this method is fast and reliable to test the fMRI functional activation areas.

实验结果表明：该方法是一种快速可靠的fMRI功能激活区域检测方法。

The experimental results show that the method of this paper is effective on gauss white noise and real environmental noise.

对于含有真实环境噪声的带噪语音，该方法能获得比基线系统更好的性能。

The simulation signal and experimental results show that this method can effectively diagnosis the faults of the gearbox.

通过仿真信号和对齿轮磨损故障实验信号的分析，表明该方法能有效地诊断齿轮的故障。

B Through theoretical and experimental studies, the paper investigats the relationships between hammer geometer and stress waveform generated by the hammer. After the mechanical meanings of linear model used by others are demonstrated, a simple expression of rigidity of an equivalent spring for direct impact between a hammer and a rod is obtained. Based on the above work, a mathematical model and numerical method for the impact of the hammer with progressively changing cross-section on the rod are presented.

2应用理论分析和实验研究相结合的方法，探讨了冲击应力波波形和冲锤形状尺寸之间的关系；阐明了冲锤与杆撞击局部变形的线性模型的物理意义，继而分析讨论了冲锤端头曲率半径与撞击弹簧刚度的关系；在此基础上，提出了连续变截面冲锤与杆撞击的数学模型和计算方法。

Based on the combination of threshold segment, morphological operations and image analysis, guided by experimental knowledge, this paper raised new method to identify soybean seedlings and Goose grass and Alligator Alternanthera.

证明了基于数字滤波器的处理方法是一种有效的图像增强方法，并且可以用来处理模糊图像，增强作物、杂草与背景的对比和清晰程度，为目标识别作预处理。

This method applies morphological filtering algorithm to remove the speckle noise of SAR image and uses the edge's features of images to solve the matching problem and uses the technology of multiresolution gradational searching to reduce the complexity of computation. A new criterion that can search the real match position based on analyzing the experimental result is presented. It will be able to give a more accurate matching result.

该方法运用形态学滤波方法去除SAR图象斑点噪声，利用图象的边缘特征进行匹配，并采用多分辨率分级搜索技术减少计算量，在对实验结果进行分析的基础上提出了搜索真实匹配位置的准则，大大提高了匹配的准确率。

Surface plasmon resonance technology was introduced into the testing study of the refractive index of biological tissues, whose testing theory is discussed theoretically. Considering the environment and other influences, an Au film of 50 nm was selected as the wafer film. Relative experimental setup for SPR method were designed and established. The experiment was carried out with distilled water, grain alcohol and Intralipid~, whose results had a good consistency with the data obtained using traditional methods.

将表面等离子体共振技术引入到生物组织折射率测量研究中，从理论上，探讨了该方法的测试原理；进而考虑了环境影响等各种因素，采用50nm的Au膜作为基质膜，设计并研制了相应实验装置；对蒸馏水、无水乙醇以及仿生物组织溶液Intralipid~(TM等样品进行了实验测量，测得折射率值与文献报道的用传统方法测得的数值吻合较好。

The method of orthogonal experimental design is adopted to study the effect of mix proportion on GTE of concrete. The laboratory-batched concrete specimens were moistured and tested at 1, 2, 3, 5, 7, 14, 28 days.

采用正交设计的试验方法，研究了配合比设计参数对热膨胀系数的影响，并用功效系数法确定满足多项指标的优化配合比方案。

The levitation force and the lateral force of a HTS above the experimental permanent magnetic guideway were calculated by this method.

计算中考虑了高温超导体的各向异性及外磁场对超导体临界电流密度的影响。

Based on the relationship between the harmonics, a method that uses nonlinear acoustic harmonic amplitude ratio to distinguish microcracks in cement-based materials. Experimental tests were performed by two groups of mortar samples.

利用非线性波动理论中二阶谐波幅值与基波幅值的关系，探讨了通过测试谐波比关系的变化，获得材料非线性特征改变，进而判断材料损伤的方法，并进行了试验研究。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。