The content of ginsenoside in Panax quinquefolium L was determined by colorimetry.用香草醛-冰醋酸比色法测定西洋参中总皂甙的含量.By colorimetry, the adsorptive capacity and service life of D - 101 macroreticular resin for ginsenoside were stud...
You said you'd come, why did you renege on your promise?你说你要来的, 为什么要背信弃义?Any more colourful candidate could renege on a deal.任何不同政见的候选人都可能就此交易而报复.If you renege again, I am going to gut you.如果你再食言, 我会挖出你的内脏!...