长链脂肪酸的碳链含碳数为() ["6碳以下","10碳以下","8~12碳","14~24碳","26~30碳"]
按照额定相关色温,LED道路/隧道照明产品可划分为低色温产品()和高色温产品()。
抑制结核菌DNA与细胞壁合成的抗结核药物是() ["异烟肼","利福平","吡嗪酰胺","乙胺丁醇","链霉素"]
结核病的细胞免疫反应中起主要作用的细胞为() ["T细胞","B细胞","NK细胞","巨噬细胞","嗜中性粒细胞"]
中链脂肪酸的碳链含碳数为() ["6碳以下","10碳以下","8~12碳","14~24碳","26~30碳"]
按照额定光通量,LED道路/隧道照明产品可划分为()、()、()和14000lm四种规格。