The removal of montan resin in montan waxes from Liaohu, Xundian, and Zhaotong brown coals, refinement of resin removed montan waxes (pure waxes)by oxidation of Na 2Cr 2O 7·2H 2O and H 2SO 4 have been done to explore the possibility of producing the modified O, E, OP montan waxes from the refined Chinese montan waxes.
对云南潦浒、寻甸、昭通蒙旦蜡进行了脱树脂和氧化精制研究，探索国产蒙旦蜡能否经精制漂白后满足合成改性Ｏ蜡、Ｅ蜡、ＯＰ蜡的要求。
a neat, messy, etc writer
书写整齐、 潦草...的人.
His signature was an illegible scrawl.
他的签名潦草难以辨认。
His writing is nothing but a scribble.
他的书写简直太潦草了。
piece of such writing;scrawled note or letter
潦草的文字或便条、书信
He looked completely down and out.
他看上去已穷困潦倒.
He has been brought low by misfortune.
他因遭厄运而穷困潦倒。
an illegible scrawl.
难以辨认的潦草的笔迹。
Excuse my scrawl.
原谅我潦草的笔迹。
down and out
穷困潦倒,孤苦无助
He has declined to a disgraceful state
他已沦落到潦倒的地步。
The handwriting sprawled across the page.
满页字迹潦草,紊乱不堪。
an illegible scribble
不易辨认的潦草笔迹
I can' t read this scribble.
我看不懂这种潦草的字.
He wrote hurriedly, in scrabbling hand writing.
他潦草地急急书写。
The dinner was served in a slovenly manner.
这顿饭潦草地开了出来。
the typical doctor's scrawl
医生惯常的潦草笔迹
Now finally he half-heartedly sends you a letter like this, not even letting you know he got married.
他才潦潦草草来这么一封信，结婚也不通知你。
This letter was scrawled on one sheet of the famillar pale green notepaper.
这封信是潦潦草草写在一张熟悉的淡绿色便笺上的。