1.
Black dirt or soot, especially such dirt clinging to or ingrained in a surface.
污垢，灰垢黑色脏物或煤灰，尤指附着或深嵌在一个表面上的污垢
2.
To cover with black dirt or soot;begrime.
使积满污垢被黑色污垢或煤灰覆盖、弄脏、沾污
3.
Grime dulled his brown skin up
污垢使他的棕色皮肤变得灰扑扑的。
4.
His face and hands were coverd with grime from the coal dust.
他的脸和双手都沾满了煤灰和污垢。
5.
Study and Application of Deposit Preventing on the Ash-pumping System for Shuicheng Power Plant;
水城发电厂灰水系统阻垢研究及应用
6.
The Design of Medium Furnace Cleaning Robot System
热媒炉炉膛清灰除垢机器人系统设计
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.
Study on Dynamic State Scale Simulation of Wet Ash Transportation System in Power Plant
火电厂水力输灰系统结垢的动态模拟研究
9.
The Scale Prediction in pipe of the Hydraulic Transport Ash in Power Plant and the Analysis of Influencing Factors;
火电厂水力输灰管道结垢预测及影响因素分析
10.
Discussion on fouling blocking in wet limestone-gypsum technology FGD
石灰石—石膏湿法脱硫中结垢堵塞等问题的探讨
11.
The Simulated Experimental Research of Alkalescent Ash Desulfurization and Ash Pipe Against Scale in Shizuishan Power Plant;
石嘴山发电厂碱性灰浆脱硫与输灰管防垢的模拟试验研究
12.
Study on On-line Ash Deposition and Scaling Monitoring and Sootblowing Optimization on Tubular-furnace Convection Surface;
管式加热炉对流受热面积灰结垢在线监测与吹灰优化研究
13.
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。
14.
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。
15.
The Research of the Optimization of Ash Delivery in Power Plant and Antiscaling Technology;
电厂水力除灰系统管道防垢及运行优化技术研究
16.
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。
17.
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
18.
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）