alkalifyv.使成碱性；碱化alkalin.碱Alkali salt of fatty acids物质的大部分由脂肪酸碱盐alkali aggregate expansion碱脱色alkali sensitive indicator碱敏指示剂alkalinity characteristics碱度特征alkali halide photocathode碱卤光电阴极alkali-aggrrgate rection碱-骨料反应alkali-free modification无碱改性alkali content in concrete混凝土含碱量Alkali-tolerant xylanase碱性木聚糖酶alkali absorption velocity吸碱速度