冶金級矽;
例句
1 As in2000, a large part of the Chinese imports included metallurgical-grade material.
而2000年，從中國進口的大部分產品為冶金級材料。
2 Hydrometallurgical Purification of Metallurgical-Grade Silicon under the Ultraviolet Radiation
紫外光照射下冶金級矽濕法提純工藝研究
3 We have an enquiry for silicon carbide and would like to ask you to send us your offer for1000 metric tons for shipment during September.
我們得到壹個碳化矽的詢盤，請妳報我1000公噸9月交貨。