Update file week09.md

docs/assignments/week09.md

@@ -99,17 +99,17 @@ Note: This setting only works for **GREEN** TPU. (We later noticed that differen
 
 **CUT LINE**
 
-    100 - Speed
-    35  - Power Max
-    10  - Power Min
+    Speed:100
+    Power Max:35
+    Power Min:10
 
     Use the normal jig to focus laser
 
 **WELDING LINE**
 
-    80 - Speed
-    40 - Power Max
-    10 - Power Min
+    Speed:80
+    Power Max:40
+    Power Min:10
 
     Use all the jigs (38 mm) to unfocus laser