镁铝尖晶石的合成方法有电熔法和烧结法.The synthesis methods of magnesia - alumina spinel are electro - fusion and sintering process.以相似理论为依据, 建立了方形池窑电熔模拟模型.According to analogy theory, an electric melting model was established as a simulat...
The company has targeted adults as its primary customers.这家公司将成年人作为其主要顾客。We haven't specifically targeted school children.我们尚未特意把学生定为我们的目标。Steel production was targeted for 60,000 tons last year.钢产量去年指标定为六万吨....