机器噪声 meaning in English

machinery noise

Measurement of noise emitted by machines - airborne noise emission enveloping surface method - part 23 : gear transmisson
机器噪声测量.空气噪声发射包络面法.第23部分:齿轮传
Noise measurement on machines ; airborne noise measurement , enveloping surface method , air - cooled heat exchangers air coolers
机器噪声的测量.空气噪声测量.包络面法.空气冷热交换
The main testing parameters include : productivity , weight of specimen , electric power , the temperature of bearings and the noise from machinery etc . the main controlling parameters include : auto - taking of original seed , auto - controlling of two - directed valve , adjusting of productivity and automatic starting / stopping system for each equipment
其主要检测量有：生产率、接样重量、耗电量、轴承温升、机器噪声等；主要控制量为：原始物料的自动接料、接样三通的自动控制、喂入量调节、实验台各环节的自动开机关机等。