Such a tunable laser in the detection of atmospheric pollution, physical structure, research and laser spectroscopy in very useful.
这种可调谐激光器在检测大气污染、物质结构的研究以及激光光谱学中都很有用处。
On the one hand, Design the physical structure of beam-type ship draft testing gate, On the other hand, Focuses on the detection of synchronous lifting the door control system.
一方面给出了检测门的物理结构设计，另一方面重点研究了检测门的同步升降控制系统。
This paper synthetically described the resource, the structure, the physical function, the application, the productive method and the detection method on L-carnitine.
本文系统地论述了L-肉碱的来源、结构和生理功能、应用、制备方法及检测方法等研究现状。
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