The CopperHead laser screed works by using the same basic laser control system as the "big" laser screeds.

熨平的铜斑蛇激光工程作为“大”激光找平相同的基本激光控制系统。

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Figure I. 1 shows a basic laser diode chip which consists of two cleaved parallel facets and two sawed (roughened) sides.

图。1所示的是由两个平行解理面和二个锯出的(粗糙)侧面组成的激光二极管的管芯。

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A basic 3D printer, also known as a fabricator or “fabber”, now costs less than a laser printer did in 1985.

一台简单的3D打印机（又名“编织机”），现在比1985年的激光机还便宜。

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To be accurate, Lima is using a technique known as Electron Beam Melting (EBM) which is more advanced than your basic laser sintering method.

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