Warning: file_put_contents(): Only 0 of 6187 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55 beach sandstone例句_beach sandstone英汉例句_beach sandstone双解例句_魏碑心思朗文词典
As the beach bar sandstone was thin and was interbedded with mudstone, it was hard to identify from normal seismic data. 滩坝砂岩由于单层厚度小，与泥岩呈互层分布，利用常规地震资料难以分辨。