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We use Dammann gratings to generate multiple beamlets by division of amplitude on ultrashort laser pulses.

利用分振幅方法，我们通过达曼光栅可以将单次脉冲变换为多束子光束。

The previous version of the circuit used a 4013 dual flip-flop to form the narrow loading pulses.

以前版本的电路采用了4013双触发器，形成狭隘的加载脉冲。

It is concluded that the efferent pulses of the CNS does not affect on DPOAE in silent circumstance.

士的宁阻断橄榄耳蜗束对DPOAE无影响，提示在正常神经张力下中枢不参与、不影响DPOAE的产生和形成。

First, I smiled to myself and felt elate; but this fierce pleasure subsided in me as fast as did the accelerated throb of my pulses.

这是我所经历的最艰难的―场战斗，也是我第一次获得胜利。

By analyzing the excited energies, one finds that the electron transition can not provide ultrashort high-intensity laser pulses.

通过比较不同电场强度下激发能，指出要产生超短波脉冲或实现X射线软化，强激光场中的团簇的高次谐波是一种可能的途径。

A fine and visible pattern can be acquired when the enamelware sample is irradiated by one or several 308nm excimer laser pulses if their fluences are over the marking threshold.

摘 要：用308nm 准分子激光对钛搪瓷进行了打标实验，在适当的功率密度下，获得了精细可见的标记。

The analysis shows that it is important to obtain stable self—pulses by changing the photon lifetime of two orthogonal polarization modes in the erbium —doped fiber laser.

结果表明，掺铒光纤激光器中两正交偏振模光子寿命的调节对获得稳定的自脉冲有着十分重要的作用。

The temporal response of a Fabry-Perot etalon filter to the short optical pulses has been studied.

系统地研究了法布里-珀罗标准具滤波器对超短光脉冲的时间响应。

It is found that due to the interference between the multi-reflected beams inside the etalon,the transmitting pulse is composed of a series of sub-pulses which are separated by the one-way traverse time of the light inside the etalon.

由于光在标准具内多次反射所引起的干涉效应，发现输出的光脉冲包含了一连串的次脉冲，这些次脉冲的时间间隔等于光单次通过标准具的时间。

It is expected that the optimal value of x is of the order of the time interval between two pulses.

预计x的最佳值约为两脉冲之间的时间间隔。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。