空中聲波測距 的英文怎麼說

中文拼音 [kōngzhōngshēng]
空中聲波測距 英文
aerial sound ranging
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ名詞1 (距離) distance 2 (雄雞、雉等的腿的後面突出像腳趾的部分) spur (of a cock etc )Ⅱ動詞...
  • 空中 : in the sky; in the air; aerial; overhead; midair
  • 測距 : range [distance] finding; distance measurement; ranging; stadiometry
  1. The system could measure certain distance with the reflected wave on condition in which the speed of transmitting wave is fixed

    該系統以的傳播速度為確定條件,利用反射超量待離。
  2. The factors include ultrasonic wave frequence, condition temperature, ultrasonic converter instrinisic system error, hareware extended time, electricity noise and sonic noise in the spot, city power defmcient pressure and exceeded pressure, city power peak and pour. we adopt the following compensation schemes of error in the system. about ultrasonic wave frequence ' s effect to measurement precision, we can choose appropriate frequence according to the measured distance

    氣和液壓缸影響精度的主要因素包括:超的頻率、環境溫度、超換能器本身的系統誤差(即探頭固定誤差) 、硬體時間延遲、工作現場的電噪、市電的過壓、介壓噪以及市電的尖峰和浪涌噪,在本系統採取了以下幾種誤差的補償方案: ?對于超的頻率對量精度的影響,只能根據離選擇合適的超頻率。
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