The primary ultrafine carbon powders were prepared by sol-gel supercritical fluid drying method using different raw materials.
采用不同的原料，利用溶胶-凝胶超临界流体干燥法制得了超细炭原粉。
The primary ultrafine carbon powders were prepared by sol-gel supercritical fluid drying method using different raw materials.
采用不同的原料，利用溶胶-凝胶超临界流体干燥法制得了超细炭原粉。
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