请输入您要查询的英语单词:
单词
promotional activities
释义
promotional activities
freq.
2
dict.
1
un.
〔政〕倡导性活动;发起活动
[网络]
促销活动;推广活动;营销推广活动计划建议
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surface accuracy
surface acidity
surface acid site
surface acoustic wave
surface acoustic wave amplifier
surface acoustic wave bandpass filter
surface acoustic wave band pass filter
surface acoustic wave band-pass filter
surface acoustic wave coder
surface acoustic wave convolver
surface acoustic wave correlator
surface acoustic wave coupler
surface acoustic wave delay line
surface acoustic-wave device
surface-acoustic-wave device
surface acoustic wave device
surface acoustic wave device fabrication
surface acoustic wave directional coupler
surface acoustic wave electromechanical coupling coefficient
surface acoustic wave equalizer
surface-acoustic-wave filter
surface acoustic wave filter
surface acoustic wave frequency discriminator
surface acoustic waveguide
surface acoustic wave materials
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更新时间:2026/3/26 13:13:06