The Chemistry and Camera instrument, seen above before a recent test firing at Los Alamos National Lab in New Mexico, USES a pulsed laser beam to vaporize a pinhead-size piece of material.
图片上是这件化学分析及摄像仪器在新墨西哥州洛斯阿拉莫斯国家实验室进行点火测试前拍摄的。
2
Jingjing listened to the steady tapping as Arnel thumped a piece of pipe against the thick beam above their heads.
阿恩尔用力敲打头顶上方靠在粗梁上的一根管子，京京听着不断的敲击声。
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The bridge, designed as a timber glue-laminated beam (u shape), does not burden the perception of the space, bearing simple appearance of a large solid piece of timber.