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  _  _      ___     _    _    _    _    _    _   
 | \| ||   / _ \\  | |  | || | || | || | \  / || 
 |  ' ||  / //\ \\ | |/\| || | || | || |  \/  || 
 | .  || |  ___  |||  /\  || | \\_/ || | .  . || 
 |_|\_|| |_||  |_|||_// \_||  \____//  |_|\/|_|| 
 `-` -`  `-`   `-` `-`   `-`   `---`   `-`  `-`

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Text this: Bore-center annular shaped charges with different liner materials penetrating into steel targets