... beam power amplifier 电子束功率放大器 ; 集射管功率放大器 beam power density 电子束功率密度 beam power tetrode 束射四极管 ...
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To measure the beam power and the distribution of beam power density, as an emphasis, a calorimeter is designed.
为了测量束功率和功率密度分布，设计了功率测量靶。
This is achieved by using a unique multi beam technology, demonstrated in figure 2, which reduces the power density, minimizes the thermal load, and reduces the kerf width in the wafer.
这是采用独特的多光束技术实现的，图2显示了其工作原理，降低了功率密度，减小了热负载，缩小了刻线宽度。
This article indicates in an experimental way that Metglass can be gained with high power density laser beam shining the surface of an alloy.
本文用实验方法表明，用高功率密度激光照射合金表面可获得金属玻璃。
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