Warning: file_put_contents(/home/www/wwwroot/zidian/69228.com/cache/3d0bdbadebcc0e29d3bbb82a766ec545.txt): failed to open stream: No space left on device in /home/www/wwwroot/zidian/69228.com/index.php on line 55 新月免费下载安装,2021无码专区人妻系列日韩
It is suggested that in the above region boron atoms may only existin reedmergnerite [BSi_4O_(10)]~(1-) units and pyroborate [B_2O_5]~(4-) units. 認(rèn)為硼原子可能僅存在于[BSi_4O_(10)]~-單位及焦硼酸鹽[B_2O_5]~(4-)單位中。