top sand
3.The effects of different drawing interval and top-coal fragmental size on flow character of coal-gangue and sand, and on mixed degree of coal and gangue were analyzed during drawing top-coal.
9.It has a domestically top production line for tankers ,which is composed of special equipment and facilities such as automatic welding machine for particular barrel seams, six-meter three-roller plate roll,multifunctional head spinning machine and a large sand-blasting workhouse for barrels.
10.Thinking that this creature of His was not mild-tempered and wanted more exciting views, God took him then to the top of the Rocky Mountains, the Grand Canyon, and caves with stalactites and stalagmites, and geysers, and sand dunes, and the fairyfinger-shaped cactus plants on a desert, and the snow on the Himalayas, and the cliffs of the Yangtse Gorges, and the granite peaks of the Yellow Mountains, and the sweeping cataract of Niagara Falls, and asked him if He had not done everything possible to make this planet beautiful to delight his eyes and his ears and his stomach, and the man still clamored for a Heaven with Pearly Gates.
