等值聲級 的英文怎麼說
中文拼音 [děngzhíshēngjí]
等值聲級
英文
equivalent sound level-
Acoustics. reference zero for the calibration of audiometric equipment. part 2 : reference equivalent threshold sound pressure levels for pure tones and insert earphones
聲學.純音聽力計設備校正的參考零點.插入式耳機和純音調用參考等效域值聲壓級Acoustics - reference zero for the calibration of audiometric equipment - reference equivalent threshold sound pressure levels for pure tones and supra - aural earphones
聲學.音響設備校正基準零點.純音和超聽覺耳機用基準等效閾值聲壓級Based on the principle of fuzzy analytic hierarchy process ( ahp ), judging matrices were constructed for quantitative calculating the membership of each subjective annoyance expression grade, in view of different environmental function districts, then corresponding environmental fuzzy membership functions were given, and applied to calculate the noise threshold of subjective annoyance response
摘要根據模糊數學層次分析法（ ahp ）的原理，構造判斷矩陣，針對不同的環境功能區域，定量計算各主觀煩惱度表述等級的隸屬度，求出了相應環境下的模糊隸屬函數，並運用於噪聲主觀煩惱反應閾值的計算。
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