English translation for "脉冲形状"
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- impulse form
pulsing form
Related Translations:
炮眼形状: perforation configuration 流域形状: basin shapeshape of basinwatershed form
- Example Sentences:
| 1. | The background of neutron is rejected by the technique of pulse shape discrimination 用脉冲形状甄别技术去除中子本底。 | | 2. | The effects of impulsive loading shape and propagational time of detonation on the dynamic response of structure are considered . it is helpful to direct the experimental study 分析了载荷脉冲形状及考虑爆轰传播时间对结构响应的影响,为实验研究提供了理论指导。 | | 3. | ( 3 ) process of sbs " generating whose effecting factors include the photo - life in the medium , the shape of pump pulse and the power density was theoretically studied ( 3 ) 、对sbs产生过程做了理论研究,分析了介质声子寿命、泵浦脉冲形状和功率密度等因素对sbs的影响。 | | 4. | Numerical examples show that , pulse deformation and broadening , spectrum redshifting , narrowing and distortion take place with increasing diffraction angle in the near field , and the pulse form changes with propagation distance in the near field , but is preserved in the far field 数值计算例说明在近场随衍射角的增大会出现脉冲变形、加宽、谱红移、变形、变窄等特性,脉冲形状在近场随传输距离变化而变化,但在远场保持不变。 | | 5. | The semiclassical interpretation describes three processes of hhg very visually , but it does n ' t give the details . lewenstein theory explains the position of cut - off by using a quantized method . in chapter three the pulse - shape effects of laser - atom interaction system are discussed 在第三章中,我们讨论了激光-原子相互作用体系的脉冲形状效应,发现氢原子的电离率大小和高次谐波特征都与所加的激光脉山东师范大学硕士学位论文摘要一冲形状有密切关系。 | | 6. | At present , signal pulses produced by directly modulated laser diodes have been used in optical fiber communication systems . the experiment reveals that the optical pulses from directly modulated laser diodes are far from gaussian and have near - rectangular temporal profiles with much sharper leading and trailing edges , and then a super - gaussian model , which assumes that an incident optical pulse has a super - gaussian profile , may be more suitable 但在实际的光通信系统中,人们常采用由直接调制半导体激光器产生的光脉冲作为信号脉冲,而实验结果表明这种脉冲具有比高斯脉冲更为陡峭的前沿和后沿,其脉冲形状更接近于超高斯分布,并且通常还带有一定量的啁啾。 | | 7. | Our results show that pmd induces pulse broadening randomly in high bit - rate optical fiber communications ; the synchronous amplitude modulation control may correct directly any position change of timing jitter and soliton interaction , so the transmission distance and pulse quality will increase further 研究结果表明对于高速率传输系统, pmd对脉冲的影响在时域上表现为脉冲形状的展宽,这种展宽是随机的;而同步幅度调制是在时域上,将发生形变的脉冲通过振幅调制,恢复原形,从而提高脉冲的传输性能。 | | 8. | In this paper , the radiolocation technique and principium of ofdm in the cell - communication system were introduced firstly , and sensitivity of ofdm system to synchronization was analyzed . then , two methods of timing synchronization based on the cyclic prefix and pilot sequence were introduced , and a novel timing synchronization method based on pilot sequence was presented , which provided a correlation peak with pulse shape 由于ofdm系统中的定时同步要求和无线定位中的测时测距在本质上是一致的,所以本文紧接着分析了基于循环前缀和导频序列的两种定时同步方法,并提出了一种新的基于导频序列的具有脉冲形状相关峰的定时同步方法。 | | 9. | In the section 2 , firstly based on the diffusion approximation theory , the temporal characteristics of the reflectance and the transmittance were theoretically analyzed in turbid tissues ; secondly , the curves were simulated that the intensity and the pulse shape of the time resolved reflectance and transmittance versus the absorption a , the scattering s and the anisotropy coefficient g in two different boundary conditions : semi - infinite turbid media and homogeneous slab ; at last , the optical properties can be derived from the curves ; in the section 3 , the conditions of ultra short laser pulses of different pulse - width and shapes has been theoretical analyzed and calculated , besides , the simulated the curves of the intensity and pulse shapes of the reflectance and transmittance in a homogeneous slab are obtained for use and future studying 第二章中首先根据漫射近似理论对超短脉冲在以生物组织为典型的混浊介质中传输进行了理论分析,然后对两种边界条件下产生的漫反射、漫透射光脉冲强度和形状随各光学特性参数的变化情况进行了数值模拟,最后得到了混浊介质的光学特性参数与漫反射、透射脉冲强度与形状的关系曲线。第三章对不同形状和脉宽的脉冲光源入射到混浊介质中产生的漫反射、漫透射脉冲的强度和形状进行了理论分析和数值模拟,并将高斯脉冲与方波脉冲情况进行了对比,得到了各种情况的漫反射、漫透射脉冲强度、形状与各光学特性参数的关系曲线,这对从分析脉冲形状中提取介质的光学特性参数的信息有重要的意义。 | | 10. | In this work , after giving the selective method of the time window width and the minimum time window width required for corrected calculations of optical pulse propagation in fibers , the shapes of various incident pulses after passing through different fiber lengths have been simulated by selecting different time window widths 在此基础上,对不同的光脉冲在光纤中的传输进行了数值模拟,发现前人得出的超高斯光脉冲在光纤中传输会由于色散而产生脉冲形状扭曲这一结论是错误的,并指出了错误的原因所在。 |
- Similar Words:
- "脉冲形成线" English translation, "脉冲形成线路" English translation, "脉冲形成线圈" English translation, "脉冲形成延迟线" English translation, "脉冲形式" English translation, "脉冲形状分析器" English translation, "脉冲形状鉴别器" English translation, "脉冲形状甄别" English translation, "脉冲形状甄别单元" English translation, "脉冲形状甄别器" English translation
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