Warning: file_put_contents(): Only 0 of 5282 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55 免费无码中文字幕a级毛片hd,一本大道香久在线播放,欧美最新在线
And the delivering factor that transmission coefficient is determined by capillary limit, not the heat transmission ability of the thermal syphon. 傳輸因素主要決定普通熱管的毛細極限，而不是重力熱管傳熱能力的決定因素；