Care should be observed in cleaning and in removing residues of the cleaningmedium.
在清理和清除过程中，应该细心的观察清洗介质的残留物。
2
The cup of the fitting should be cleaned by methods similar to those used for the tube end, and care should be observed in removing residues of the cleaningmedium.
管件的杯口也要用清理管道的方法进行清理，也要小心观察清除清理时的残留物。
3
Through analyzing the scale situation and mechanism, and carrying out the cleaning test and study of once- through boilers superheater, the special cleaningmedium system of superheater was developed.