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echo curve造句

"echo curve"是什么意思  
造句與例句手機(jī)版
  • Most present acoustic level gauges use a sound generator which can produce high - power acoustic waves and a microphone which can detect the echo signal . the fluid level can be worked out based on the artificial analysis of the echo curve
    目前正在應(yīng)用的井下液位測量儀器,主要是通過爆炸聲源產(chǎn)生大功率聲脈沖信號(hào),利用微音器接收回波信號(hào),人為地對回波信號(hào)曲線進(jìn)行分析來估算液位。
  • It's difficult to see echo curve in a sentence. 用echo curve造句挺難的
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