| 1. | Magnesite - chrome refractories - determination of calcium oxide content - egta volumetric method 容量法测定氧化钙量 |
| 2. | Chemical analysis of magnesia chromite refractories - part 6 : determination of calcium oxide - egta volumetric method 镁铬质耐火材料化学分析方法第6部分: egta容量法测定氧化钙量 |
| 3. | Digital audio tape cassette system - part 2 : dat - calibration tape iec 61119 - 2 : 1991 ; german version en 61119 - 2 : 1994 镁铬质耐火材料化学分析方法第7部分: edta容量法测定氧化钙量 |
| 4. | Chemical analysis of magnesia chromite refractories - part 7 : determination of calcium oxide - edta volumetric method 镁铬质耐火材料化学分析方法第7部分: edta容量法测定氧化钙量 |
| 5. | Digital audio tape cassette system - part 1 : dimensions and characteristics iec 61119 - 1 : 1992 ; german version en 61119 - 1 : 1994 镁铬质耐火材料化学分析方法第6部分: egta容量法测定氧化钙量 |
| 6. | Chemical analysis methods for acid slay of cupola . determination of calcium oxide by volumetric method using potassium permanganate 铸造化铁炉酸性炉渣化学分析方法.高锰酸钾容量法测定氧化钙量 |
| 7. | Chemical analysis methods for acid slay of cupola . determination of calcium oxide by ddtc separation process ang egta volumetric method 铸造化铁炉酸性炉渣化学分析方法. ddtc分离egta容量法测定氧化钙量 |
| 8. | Methods for chemical analysis of vanadium slag the flame atomic absorption spectrometric method and the permangaanimetric method for the determination of calcium oxide content 钒渣化学分析方法.火焰原子吸收光谱法和高温酸钾容量法测定氧化钙量 |