Text this: ANALYSIS OF CAVED MODELLING WITH STRONG ROCK AND WEAK ROCK IN BLOCK CAVING MINING METHOD

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