Update README.md

fix some issues

Author: nimaiji

README.md

@@ -6,7 +6,7 @@ Clone or Download project and import "sound.py" to your code:
 import sound
 ```
 ## Create a Noise
-* import Noise class from sound.py and initial it with a Wav file or byte array of a sound:
+* import Noise class from "sound.py" and initial it with a Wav file or byte array of a sound:
 ```python
 Import Noise from sound
 noise1 = Noise(path='./M1.wav', name='Mic 1')
@@ -35,7 +35,7 @@ draw_phase() | plot phase of voise in frequency domain
 hear_noise() | returns IPython.display.audio object to hear noise in Jupyter Notebook
 
 
-* Requirments
+## Requirments
   * matplotlib==3.3.0
   * numpy==1.19.1
   * scipy==1.5.1