Warning: file_put_contents(/www/wwwroot/ppbbu/52065.com/cache/048ddac34279c3ac0f1d8dda02a2a066.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/52065.com/index.php on line 55 bromine dioxide例句_bromine dioxide英汉例句_bromine dioxide双解例句_伍贰汉英词典
The titanium dioxide content is determined by comparing the ratio of the intensities of titanium and bromine peaks in the test paint and the standard. 二氧化钛含量通过比较测试的涂料样品和标准液中钛和溴峰的强度检测出; bbs.instrument.com.cn