light transmittance短语¹⁴⁴⁹⁷²⁺² 基本例句 透光系数,透光率 Aim To establish a light transmittance measurement by image analysis for detecting NMDA injury and evaluating protective effect of ketamine, an NMDA receptor antagonist, in rat hippocampal slices. 目的以图像分析法检测海马脑片 NMDA损伤后透光性变化，并评价 NMDA受体拮抗剂氯胺酮的保护作用。 dictall