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The analysis of the laser design and experiment of the laser output have been done.
在理论指导下对激光器设计进行分析，并进行试验研究。
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DESIGN: a randomized and controlled experiment, multiple variable analysis.
设计：随机对照实验，多变量分析。
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DESIGN: a randomized and controlled experiment, multiple variable analysis.
设计：随机对照实验，多变量分析。
youdao