Brown granulated sugar was decolorized by sodium metabisufite and composite macromolecular flocculant.研究了重硫氧与复合高分子絮凝剂对复溶赤砂糖脱色的效果.Comparing with traditional flocculant the secondary pollution wasand the bioflocculant is s...
She is parlous handsome.她潇洒极了.But the parlous state of the world economy demands nothing less.但是世界经济的危机要求的会更多.There have five rooms two parlous and two toilets.在那里有五个房间二危险的和二厕所....
The way is blocked by the tall cataract.高悬的大瀑布挡住了去路.When these pores become blocked a whitehead or blackhead may develop.当毛孔被阻塞的情况下,就可能产生粟粒疹或黑头粉刺.They blocked the entrance with big stones.他们用大石块堵住了入口。I have blocked out a...