คู่มือการใช้งาน

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10
...............................................10
 ....................................................................................12
14
 ................................................14
...................................................................15
 ..................................................16
 .......................................................17
19
.................................................................19
 .........................................................................19
 .........................................................................20
 .............................................21
 .............................................22
 ..........................................................24
 ...............................................................25
.........................................................................26
 .........................................................28
 ...............................................29
 ............................................................................30
 ...................................................................33
...............................................................34
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