1·The acoumeter can reduce the proportion and degree of noise.
测听计可以降低噪声的比例和程度。
2·Results The acoumeter can reduce the proportion and degree of noise-induced hearing loss via test and calibration. and the quick screening part has been inspected for measurement.
结果经过试验与标定，该仪器能降低强噪声引起听力损伤的比例和程度，听力损伤的快速筛查部分通过计量检定。