Aim: to investigate the inner ear damage after exposure to stable noise, impulsenoise and stable plus impulsenoise in guinea pigs.
目的:观察稳态噪声、脉冲噪声与两者协同作用下对豚鼠内耳的损伤。
2
Tact personified, the woman somehowresisted the impulse to grab his nose with her fist and give it severalturns counterclockwise till it made a ratcheting noise.