每个常规化学分析室都要有通风橱。
Fume hood should be provided in each regular chemical analysis laboratory.
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。
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.
叙述了化学分析实验室计量管理的内容，对一些重要的理论与实践问题提出了新的观点与看法。
The management contents of the chemical analysis laboratory are related and some new views of the important theory and practice questions are put forward.
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