[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fF6AOFVHDtM1k1SOwjJRiXo41rscZDs9yT3t1hgzc4ow":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":13,"question":17,"related":18,"source":28,"type":29},[],"2025-12-23 04:40:17",281715989,[8,9,10,11,12],"超速离心法","高速离心法","差速离心法","等密度区带离心法","速率区带离心法",{"courseId":14,"courseImg":15,"courseName":16},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","形状不同的粒子分布沉淀的离心方法是( )",[19,30,39,48,51,61,70,79,88,95],{"answer":20,"createTime":5,"id":21,"options":22,"question":27,"source":28,"type":29},[],281715986,[23,24,25,26],"LED灯","白炽灯","钠光灯","荧光灯","旋光仪中使用的光源通常是什么类型的灯","v1",0,{"answer":31,"createTime":5,"id":32,"options":33,"question":38,"source":28,"type":29},[],281715987,[34,35,36,37],"样品应干燥","应除去过氧化物","允许样品含少量水","浓稠状样品加海砂","用乙醚作提取剂时,( )",{"answer":40,"createTime":5,"id":41,"options":42,"question":47,"source":28,"type":29},[],281715988,[43,44,45,46],"抽提6小时","用滤纸检查抽提完全为止","虹吸产生后2小时","虹吸20次","索氏提取法测定脂肪时,抽提时间是( )",{"answer":49,"createTime":5,"id":6,"options":50,"question":17,"source":28,"type":29},[],[8,9,10,11,12],{"answer":52,"createTime":5,"id":53,"options":54,"question":60,"source":28,"type":29},[],281715990,[55,56,57,58,59],"重力沉降","向心力作用","离心技术","沉降运动","沉降速度","6.在强大离心力作用下,单位时间内物质运动的距离称为( )",{"answer":62,"createTime":5,"id":63,"options":64,"question":69,"source":28,"type":29},[],281715991,[65,66,67,68],"脂肪酸","蛋白质","葡萄糖","无机盐","旋光法适用于检测下列哪种物质",{"answer":71,"createTime":5,"id":72,"options":73,"question":78,"source":28,"type":29},[],281715992,[74,75,76,77],"直接加热去除","煮沸样品以去除二氧化碳","加入氢氧化钠溶液中和","加入硫酸铜溶液","在酸度测定时,若样品中含有大量二氧化碳,应如何处理",{"answer":80,"createTime":5,"id":81,"options":82,"question":87,"source":28,"type":29},[],281715993,[83,84,85,86],"气相色谱法","酸水解法","索氏提取法","罗兹-哥特里法","在食品中脂类物质的测定中,下列哪种方法适用于定量分析脂肪酸组成?&lt;br&gt;",{"answer":89,"createTime":5,"id":90,"options":91,"question":94,"source":28,"type":29},[],281715994,[92,83,86,93],"红外光谱法","高效液相色谱法(HPLC)","下列哪种方法适用于测定食品中热不稳定化合物?&lt;br&gt;",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":28,"type":29},[],281715995,[99,100,101,102],"GB 5009","GB 4789","GB 23200","GB 15193","食品微生物指标检验标准( )"]