We developed the two dimensional laser propagation code (HEATER).

我们对二维激光传播(HEATER)程序进行了开发研究。

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This paper describes the principle structure and operation process of a two dimensional laser Doppler vibrometer.

描述一台两维激光多普勒测振装置，介绍其基本原理、组成部分及工作过程。

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Three-dimensional laser cutting technology and equipment represents the highest level of laser cutting technology research and application.

三维激光切割技术与装备代表了激光切割技术研究和应用的最高水平。

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Behind a tinted glass panel 18-carat gold powder, laid down by a robot arm, sparkles as a laser fuses the metal into complex three-dimensional shapes, layer by layer.

BBC: How tech is transforming jewellery