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ABBREVIATION for photomechanical transfer 光机械传输
The performances of the two kinds of EMI PMTs are described here.
描述了这两种光电倍增管的各单项性能。
The strength of the PMTS system is the versatility taught to skiers early in the system.
并联机床的系统的力量，是通用性教给滑雪者在系统初期。
To make all PMTs' gains identical through auto-adjustment is important for ensuring the PET imaging quality.
保持各个光电倍增管的增益一致性对正电子发射断层成像（PET）的质量至为重要。
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