脉冲的

Two mechanisms for laser cleaning rubber layer are suggested: one is the combustion and vaporation of upper rubber layer resulted by high temperature of laser beam, the other is the vibration of deep rubber layer as well as thermal shock action by laser pulse to make rubber particles sputter.

激光清洗橡胶的机理有二：一为激光产生的高温导致橡胶表层瞬间燃烧和气化；二为橡胶深层受热振动和激光脉冲的热冲击作用使铝片表面橡胶颗粒飞溅。标签激光清洗橡胶层机理阈值清洁率 laser cleaning rubber layer mechanism threshold cleaning percentage

The starting and ending position of the write pulse is adjusted according to the length of the space period after the mark, so that optical intersymbol interference is avoided.

根据标记之后的间隔期间的长度调整写脉冲的开始和结束位置，以避免光学码间干扰。

The sea and shoreline, this is the place we go seeking soothing waves' subsonic pulse

海和海岸线，这是我们去寻找安慰的波浪的亚声脉冲的地方

The traditional way to deal with the rotten is making the grain dry in the sun, its deals with the problem of rotten but it can't deal with the problem of wormy, therefore the author plan to use the way of high-voltage pulse to deal with the grain.

传统解决霉烂的方法是把粮食晒干，尽量减少粮食内的自由水含量，然而解决了霉烂却解决不了虫蛀问题，本文采用高压脉冲的方式对蔬菜水果进行处理。

The static optical recording characteristics were studied by the home-made static characterizer, the high contrast pattern can be produced by 780 nm laser pulses and can be erased by heating.

利用自制的光学信息写入系统研究了m-NBMN/DAB有机薄膜的静态存储特性，发现在780 nm激光脉冲的作用下m-NBMN/DAB有机薄膜具有光学双稳态特性，并且在大气中加热薄膜可实现信息擦除。

Typical devices used to stretch or compress pulses generally do not do so in an exactly linear fashion, and the result will be spoiled if the characteristics of the chirper and the compressor are not closely matched.

这是因为，通常用来延长或压缩脉冲的装置均非完全线性作用，而若延长器与压缩器的特性没有紧密配合，最后想要的结果仍是出不来。

Delay distortion caused by log-periodic antenna can be avoided by changing its feed ing method; Reflection can be greatly reduced by resistively loading antennas as cylindrical monopole antenna,conical monopole and TEM horn antenna, resulting in better characteristics in radiating pulse signal.

改变对数周期天线的馈电方式可以避免滞后失真；根据 WU- KING偶极子理论，对圆柱单极子天线、单圆锥天线和 TEM喇叭天线等进行加载可以有效减小反射，改善了天线辐射短脉冲的性能，但同时也导致了辐射效率的降

The energy spectra of hot electrons have been measured using the magnetic spectrometers, fitted with the LiF thermoluminescent dosimeter which were calibrated using Cs~(137)γ-ray sources, in the interaction of a 130 mJ, 60 fs, 800 nm, 1∶10~(-6), 7.0×10~(17) W·cm~(-2) P-polarized laser incidence on Cu foil target at an angle of 45° with respect to the target normal without any prepulse.

在激光能量130mJ，脉宽60fs，波长800nm，对比度1∶10-6，激光与靶法线成45°夹角， P偏振，靶面激光峰值功率密度约为7.0×1017W·cm-2，无预脉冲的条件下，采用电子谱仪与经γ标准源标定的LiF热释光探测器相配合，测量了飞秒激光薄膜靶相互作用中产生的超热电子能谱。

S. pump wavelength and pump power were discussed.Secondly, the spectrum broadening due to the cross phase modulation in DSF was analyzed, and the principle and experimental setup of actively mode-locked Erbium-doped fiber laser was introduced.

第四章对交叉相位调制效应导致频谱展宽的原理进行了分析，介绍了主动锁模掺饵光纤激光器产生锁模脉冲的原理及实验，对基色散位移光纤交叉相位调制的波长转换进行了实验研究。

As the use of digital technology, time-sharing billing energy meter, prepaid energy meter, energy meter multi-user, multi-function watt-hour meter debut one after another, and further use of electricity to meet the scientific and rational use of electricity demand; electromechanical watt-hour meter is induction Watt-hour meter as the base table, through the acquisition of electronic circuit of the principle of pulse power meter measurement.

由于应用了数字技术，分时计费电能表、预付费电能表、多用户电能表、多功能电能表纷纷登场，进一步满足科学用电、合理用电的需求；机电式电能表是用感应式电能表作为基表，通过电子线路采集脉冲的原理进行计量的电能表。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。