材料被剪切下来并粘贴到合适位置。The material is cut and glued in place.切边钳适用于剪切电线.Side cutters are useful for cutting electrical flex to length.晚上在家时，经常都是在看书或剪切和归类他的照片。When at home, most evenings would be spent reading, cutting up and f...
Application of ion exchange technology in the purification, epimerization analysis and detection of sugar was introduced.阐述了离子交换技术在糖的纯化 、 差向异构化及分析检测方面的应用....