1.
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）
2.
INSPECTION,MAINTENANCE AND CHEMICAL CLEANING OF WASTE HEAT BOILER
余热锅炉的检验检修及化学清洗除垢
3.
This mixture can remover stains from metal and china.
这种化学混合物能够除掉金属和瓷器上污垢。
4.
Experimental Research on the Antiscale and Scale-removal by Ultrasonic Cavitation and Antiscale and Scale-removal and Enhancing Heat Transfer by Hydrodynamic Cavitation
超声空化防除垢与水力空化防除垢和强化传热实验研究
5.
BD-type boilers, smoke candles- agent, a catalyst, additive manufacturing.
BD型锅炉除烟垢节能剂、化剂、加剂制造。
6.
Study of Flow and Heat Transfer and Fouling Preventing and Removing in Circulating Fluidized Bed Heat Exchanger;
循环流化床换热器中的流动、传热和防、除垢研究
7.
Regular Scale Removal of the Double-pipe Crystallizer for Strengthening Medium Heat Transfer Efficiency
套管结晶器定期除垢强化介质传热效率
8.
Study on Microwave Assisted Chemical Modification of Chitosan and Its Antiscaling Applications
壳聚糖的微波化学改性及其阻垢应用
9.
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
10.
Fouling Fluidized-removing and Heat Transfer Enhancement Technique on Intake Water and Heat Transfer of Sewage-source Heat Pump System;
污水源热泵系统取水换热过程流化除垢与强化换热方法
11.
Study on Heat Transfer Enhancement and Fouling Prevention & Removing for a Three-Phase Circulating Fluidized Bed Wheat Straw Black Liquor Evaporator;
三相循环流化床麦草浆黑液蒸发器防、除垢和强化传热研究
12.
cleaner, nail, of base metal
指甲除垢器,贱金属制
13.
To remove(tartar)from tooth surfaces with a pointed instrument.
除牙垢用带尖工具除去牙齿表面的（污垢）
14.
After using it, you will get to lost aged cuticle, to enjoy your skin to have clear, tender, whiten and shine.
温和洗净脸上污垢，去除老化角质，令皮肤清爽、柔嫩、白滑有光泽。
15.
Within 24 hours, plaque can harden to form tartar, which can only be removed by a professional.
24小时内，牙垢膜便会硬化，形成牙石，必需由牙医清除。
16.
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
17.
Scientific investigation of soil release from textile structures has greatly proliferated in recent years.
纺织品结构上去除污垢的科学研究工作，近年来有很大发展。
18.
Chemical Clean of Some Special Compound Hardened Filthy;
对一种特殊复合重硬垢的化学清洗对策