属于氧苷的是() ["红景天苷","天麻苷","芦荟苷","苦杏仁苷","巴豆苷"]
职工发生事故伤害或者被诊断、鉴定为职业病后该怎么办() ["与用人单位私了","向社会保险行政部门提出工伤认定申请","直接到法院起诉"]
在天然的苷类中,多形成β-苷的糖是() ["D一葡萄糖","L一鼠李糖","D一半乳糖","D一木糖","L一阿拉伯糖"]
用石油醚萃取得到() ["油脂","苷元","单糖苷","多糖苷","糖"]
参加工伤保险的缴费主体是() ["用人单位缴费,职工个人不缴费","职工缴费","用人单位和职工共同缴费"]
用乙酸乙酯萃取得到()