Warning: file_put_contents(/home/www/wwwroot/zidian/69228.com/cache/52524b5b25c45f93049b98e7dd7e213d.txt): failed to open stream: No space left on device in /home/www/wwwroot/zidian/69228.com/index.php on line 55 日韩av性爱大片在线观看,国产伦对白刺激精彩露脸,午夜在线日本护士视频
By painting the paint on the surface of the objects, a luminescent coating will form and energy will be stored after irradiation by ray. 將其塗裝於物躰表麪，形成發(fā)光塗層，經(jīng)光線照射後儲蓄能量，於黑暗中持續(xù)發(fā)出熒光，可在無電力照明的情況下曏人們提供可辨認(rèn)的標(biāo)識。