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A compressor together with rotary valve system generates pressure oscillation in a GM-type pulse tube refrigerator.
GM型低温制冷机的压力波发生系统通常包括压缩机和平面旋转阀。
youdao
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A compressor together with rotary valve system generates pressure oscillation in a GM-type pulse tube refrigerator.
GM型低温制冷机的压力波发生系统通常包括压缩机和平面旋转阀。
youdao