Warning: file_put_contents(/www/wwwroot/ppbbu/bieo.cn/cache/14c1f2bb2e4bb0f8e31e78a54d3ace78.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/bieo.cn/index.php on line 58 Shallon是什么意思，Shallon的翻译，Shallon音标、读音、用法和例句_衣物护欧路词典
Within the range of workable deepness from the shallon to the bottom,there existed a verticalzonation of bituminous coal from low rank to high rank. 在由浅到深的可采深度范围内，存在着由低级烟煤到高级烟煤构成的垂直分带。