發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Evaluation of basal heave factor of safety for jet-grouted excavation