1.
the soot and grime of a big manufacturing town
大工业城市的煤烟与尘垢
2.
The maid did down the walls with a duster.
女佣用掸帚由上而下地刷除四壁上的尘垢。
3.
The Exploration into the Folk-Songs in Ziyang;
拂去尘垢赏明珠——对紫阳民歌中情歌的分析
4.
When he examined it, he too saw that it was pure gold under the grime.
当他检查那个盘子时，也发现尘垢下面是个纯金的盘子。
5.
My grandmother used to clean her mats by beating them against the wall of the house.
我祖母习惯于拿起她的席垫往墙壁上摔打，以拍打掉上面尘垢。
6.
I don't wish to bring his name down to the dirt.
我不愿意让他的名声受到尘沾垢污。
7.
Washing removes loose surface dirt and loose contaminants that have not yet bonded to the surface.
清洗可去除那些还未结垢的灰尘和污物。
8.
a cleansing agent that differs from soap but can also emulsify oils and hold dirt in suspension.
不同于肥皂但是能乳化油垢和控制悬浮灰尘的清洁材料。
9.
Removed dirt, dust, grease and tin from tiny space and untouchable area by ultrasonic technology.
采用超声波技术,清除微孔内及触不及的污垢,灰尘,油脂及余锡等。
10.
Construction of Der p2 Recombinant M.smegmatis Oral Vaccine and Its Experimental Study;
屋尘螨抗原Der p2重组耻垢分枝杆菌口服疫苗的制备及其实验研究
11.
Dusty lenses can be dealt with by the dust brush and lens cleaner pump spray; whilst the micro-fibre lens cloth can eradicate dirt and fingerprints.
积满灰尘的镜头可使用尘刷和镜头清洁喷剂处理；同时细微纤维擦拭巾可以根除污垢和指印。
12.
Use： The product applies to any glossy surface any glossy surface dust, dirt such as clean wood, dolomite, granite, makes the floor bright and clean becoming clear.
用途：本品适用于清洁墓、石、岗岩等任何光滑表面的尘埃、垢、地面光洁明亮。
13.
Research on Anti-Corrosion and Anti-Encrustation Process for Oil and Water Well Drill Rod;
油水井筒腐蚀结垢及防垢除垢工艺研究
14.
metal cleaning for rust prevention(chemical cleaning of steel products)
防锈用金属除垢方法（铁德化学除垢法）
15.
Evaluation on the Scale Inhibitive Performance of PAA-Static Anti-Scaling Method
聚丙烯酸阻垢性能的评定——静态阻垢法
16.
Dynamic Research of CaSO_4 Scaling and Inhibition in RO Systems;
反渗透系统中CaSO_4结垢和阻垢动态研究
17.
Research on the scaling reasons and prevention of Wangxin 25 well;
王新25井结垢原因分析及防垢研究
18.
Scale Inhibition Performance of HPMA-EDTMPS Compound Scale
HPMA和EDTMPS复合有机阻垢剂的阻垢性能