Trial and error revealed that it was best to put in the amide before the epoxide.尝试和误差法表明,最好在环氧化之前引进酰胺基.The EBR vulcanizate of different epoxide number was prepared.选择了EBR加工 中适合的配合剂和综合性能较好的硫化配方,并制备了不同环氧值的EBR硫化胶.The locki...
晴天时把胡萝卜挖出来，平放在装有湿沙的盒子里。Lift carrots on a dry day and pack them horizontally in boxes of damp sand.格尔达拉查沙的统治是太平的,全国是忠顺的.The reign of Kertarajasa was peaceful and the whole land obedient.载沙的船向岸边驶去.The sand boat was heading...