| 1 | <?php  | 
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| 4 | abstract class FilmSpeedAbstract implements FilmSpeedInterface  | 
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| 5 | { | 
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| 6 | |||
| 7 | /**  | 
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| 8 | * @var float  | 
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| 9 | */  | 
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| 10 | protected $din;  | 
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| 11 | |||
| 12 | |||
| 13 | /**  | 
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| 14 | * @var float  | 
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| 15 | */  | 
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| 16 | protected $asa;  | 
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| 17 | |||
| 18 | |||
| 19 | /**  | 
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| 20 | * @inheritDoc  | 
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| 21 | */  | 
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| 22 | 44 | public function getDin() : float  | 
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| 26 | |||
| 27 | |||
| 28 | /**  | 
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| 29 | * @inheritDoc  | 
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| 30 | */  | 
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| 31 | 44 | public function getAsa() : float  | 
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| 35 | |||
| 36 | |||
| 37 | /**  | 
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| 38 | * @inheritDoc  | 
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| 39 | */  | 
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| 40 | public function getIso( ) : string  | 
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| 47 | |||
| 48 | }  | 
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| 49 |