Sample solution is made by decomposing the sample of melted sodium carbonate, which is used to confirm the contents of iron, chromium and molybdenum in MT shift catalyst.
采用碳酸钠熔融分解样品制成待测试样溶液，同时用于测定中变催化剂中的铁、。
The high maturated carbonate hydrocarbon source rocks from Sichuan basin were studied by use of dry process, watering method, adding iron and adding sour simulation experiment.
对采自中国四川盆地的高演化碳酸盐烃源岩进行了干法(原样)、加水、加铁、加酸等多介质条件下的模拟实验研究。
Iron carbonate, FeCO3, as is siderite. always brown.
与菱铁矿一样，是碳酸亚铁FeCO3。褐色。
The optimum technical parameters are obtained: iron oxide yellow charge 10%, organic dyestuff charge 2%, calcium carbonate charge 20%.
实验表明，水松原纸最佳染色工艺条件为：铁黄用量10%，有机染料用量2%，碳酸钙用量20%。
Scale analysis indicates that the scale mostly consists of calcium carbonate, a little of iron scale and magnesium carbonate.
经过垢样分析，结垢主要为碳酸钙、少量铁垢及碳酸镁垢。
We want to buy Iron Oxide, Limonite, Kaolin Clay, Gypsum Calcium Carbonate, Sand Glass, Fire Brick, Feldspar, Quartz, Bentonite, Dolomite Metal Mineral.
我们要采购氧化铁，褐铁矿，高岭土，石膏碳酸钙，砂玻璃，防火砖，长石，石英，膨润土，白云石，非金属矿物。
Ore-bearing rock formation mainly consists of fine clastic-carbonate rocks which are often associated with iron-rich dolomite.
中国东部古生界沉积—改造型铁矿床含矿岩系基本上由细碎屑—碳酸盐岩组成，而且常与富铁白云岩共生。
Ore-bearing rock formation mainly consists of fine clastic-carbonate rocks which are often associated with iron-rich dolomite.
中国东部古生界沉积—改造型铁矿床含矿岩系基本上由细碎屑—碳酸盐岩组成，而且常与富铁白云岩共生。
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