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单词
PPM
释义
PPM
PPM
1.
■
=Parts Per Million 百万分之几, 百万分率;
2.
■
Periodic Permanent Magnet 周期性永久磁铁;
3.
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Pulse Phase [Position] Modulation 脉冲相位[位置]调制;
4.
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Pulses Per Minute 每分钟脉冲数
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full professor
full protection policy
full-range tuner
full reach
full regeneration
full release position
full relief
full remote control type
full-resolution (monochrome) picture
full-resolution template
full-retreat type
full returns
full-rich position
full roll
full rotation
full rotation type
full round edge
full rudder
fulls
full-satellite exchange
full scale
full-scale attack ability
full scale clearance
full-scale conditions
full-scale construction
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更新时间:2026/2/12 14:49:54