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The laser altimeter design method,principle and requirements of the preamplifi...

实验表明，所设计的前置放大电路可以有效地满足设计要求。

The straylight of laser altimeter is calculated and analyzed, and the measurement is given to restrain it.

设计并研制了激光高度计的双轴配准度测试系统。

Theoretical model for return signal of laser altimeter.

激光测高仪的回波信号理论模型。

This article describes the detail of design a prototype of satellite laser altimeter, and the aim is to develop altimetry technology for our country.

本文在基于对激光测高仪原理样机的研制基础上，旨在对我国激光测高仪技术做一些开拓性的工作。

It also shows the method and feasibility to derive forest parameters, such as tree height, and the crown length of individual trees from airborne laser scanning altimetry data in this dissertation.

本文详细研究了距离图像的处理方法，讨论了各种边缘提取算子在处理距离图像中的应用，并对距离图像进行中值滤波和增强处理，取得了较为满意的效果。

A hollow light guide using the aluminum phosphor bronze reflector to transmit UV laser beams has been studied.

研究了一种由表面镀铝的磷青铜作为反射面的矩形型波导传输紫外光束的性能。

Effects of low energy laser on tooth movement and remodeling of alveolar bone in rabbits .

弱激光照射对兔牙移动速度及骨改建影响的实验研究。

PET laser aluminized film:Mainly used to silk-screen, offset-screen, and concavity-screen and other all kinds of printing, drawflower, Christmas articles, toys, common ambulant paper and filmy food bags and other products

PET镭射镀铝膜：主用于丝印、凹印、胶印的各种印刷、拉花、圣诞用品、玩具、一般转移纸以及薄膜食品袋等产品。

Objective To evaluate the efficacy of laser in situ keratomileusis for the treatment of ametropia after cataract extraction and intraocular lens implantation.

目的 探讨准分子激光原位角膜磨镶术对白内障人工晶体植入术后屈光不正的矫治效果。

AIM: To investigate the clinical effect and safety of laser in situ keratomileusis retreatment for correcting residual ametropia.

目的：探讨近视眼二次LASIK手术病例临床特点、有效性和安全性。

Based on the construction of international financial centre, we have pushed forward the explorations in the integration of cultural industries with financial services.

2010年及整个"十二五"期间，上海文化产业面临更有利的发展时机、更坚实的发展基础和更完善的发展环境。

The koala is an animal with a large bag in its body.

树袋熊用它的身体的一个大的袋子是一只动物。