發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : STUDY ON THE EFFECT OF FLUX ON NICKEL SAPROLITE OREWITH VARIOUS SIO2/MGO RATIOS ON THE INTERACTIONBETWEEN SLAG AND REFRACTORY