sintered precious metal.
烧结贵重金属
sintered refractory metal process
难熔金属烧结法
Multiple carbide hard metal sintered tungsten carbide compact bit
镶碳化钨硬合金齿钻头
POWDER METALLURGY. PERMEABLE SINTERED METAL MATERIALS. DETERMINATION OF DENSITY AND OPEN POROSITY.
粉末冶金。透气烧结金属材料。密度和开气孔率的测定
Experimental Study on Cleaning of Flue Gas from Coal Combustion Using Sintered Metal Catalytic Materials
烧结金属催化材料用于燃煤烟气净化的试验研究
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