The Pb content of the As-containing material treated by the process is less than 3 percent, so that the fluidized bed roasting operation can be normally operated.
经过本发明工艺处理后的含砷物料，含铅量小于3%，从而使上述沸腾焙烧作业能够正常运行。
Mysterious circle tattoos on a Peruvian mummy have been identified as containing burned plant material.
一具秘鲁木乃伊身上的神秘圈状纹身被确认为包含有燃烧过的植物物质。
The shredded material goes back on the belt, where an overhead electromagnet removes material containing iron as the waste moves along.
被粉碎的部分再次回到传送带上，那里有一个电磁铁，把带铁的东西拿走，剩下的继续前进。
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