当脱硫剂累计饱和硫容达20%时,可用于生产硫酸.It was useful forH 2 SO 4 production when the accumulative saturationS capacity reached 20 %.目前使用氧化钙复合的镁基脱硫剂较为合理.It is rational to use complex desulphurization agent for pretreating hot metal.用途: ...
A lion's mane jellyfish nestled in a kelp frond.一只狮鬃水母呆在一片海藻叶子中.Don't walk in frond of me I may not follow.不要走在我前面,我可能跟不上.an unexpanded fern frond未展开的蕨叶A: Mr. Johnson, There is a Mircrobus waiting at the frond ...