Direct synthesis of dimethyl carbonate over rare earth oxides supported catalysts 稀土氧化物负载双组分催化剂用于直接合成碳酸二甲酯
Textiles . quantitative analysis of binary mixtures of jute and certain animal fibres 纺织品.黄麻和某些动物纤维双组分混纺织物的定量分析
Textiles . quantitative analysis of binary mixtures of cellulose and polyester fibres 纺织品.纤维素纤维和聚酯纤维双组分混纺织物的定量分析
Textiles . quantitative analysis of binary mixtures of acetate and certain other fibres 纺织品.醋酯纤维和其它纤维双组分混纺织物的定量分析
Textiles . quantitative analysis of binary mixtures of acetate and certain chlorofibres 纺织品.醋酯纤维和某些含氯纤维双组分混纺织物的定量分析
Textiles . quantitative analysis of binary mixtures of certain protein and certain other fibres 纺织品.某些蛋白质纤维和其它纤维双组分混纺织物的定量分析
Textiles . quantitative analysis of binary mixtures of certain chlorofibres and certain other fibres 纺织品.某些含氯纤维和其它纤维的双组分混纺织物的定量分析
Textiles . quantitative analysis of binary mixtures of polyamide 6 or polyamide 6 - 6 and certain other fibres 纺织品.聚酰胺6或6 - 6和其它纤维双组分混纺织物的定量分析
The influence of fineness of fly ash on film - forming of two - component polyurethane waterproof coating was studied 摘要研究了粉煤灰填充双组分聚氨酯防水涂料的效果。
Once mixed , the paints supplied in two or three components on separate containers must be used within the time limit specified 在混合之后，双组分或多组分的涂料必须在指定的时间内使用。
