extractionn.抽出；拔出；抽出物；血统extraction agent萃取剂,提炼剂,提取剂extraction rates提取率extraction water水浸提extraction/GC浸取／气相色谱法extraction scale基本编图资料比例尺extraction liquor提取液extraction of gas放气extraction filter提取滤波器extraction of MCL苦瓜凝集素备提物extraction buffer提取(缓冲)液