4THE STUDY OF RATIONAL PROPORTION OF BOILER' S BLAST AND ABSORBING QUANTITY AND ENHANCING THE THERMAL EFFICIENCY AND ENVIRONMENT PROTECTION EFFECT OF BOILER18-19
7Application on Methods of Alkali Liquid Spray Desulfurization in the Condition of Positive Pressure29-30
13Investigation on Application of Electromagnetic High Frequency Screen in Screen in Treating Mine Wastewater41-42
14Investigation on Remaking Plan for Biological Rotating Disc in Daliuta Plant of Treating Domestic Wastewater43-44
15Some Prlblems Needing Attention and Solution in Developing Eqipment for Treating Boiler Flue Gas45-46，48
18Variation of Contents and Influence Appraisal of Cu,Se,Mn,Ni and V in the Fields Applied With Fly Ash and Produced Vegetables51-52
19VARIATION OF CONTENTS AND INFLUENCE APPRAISAL OF Cu, Se, Mn, Ni AND V IN THE FIELDS APPLIED WITH FLY ASH AND PRODUCED VEGETABLES 54-57
